Running head: COMPLEMENTARITY IN NEGOTIATIONS The Benefits of Dominance Complementarity in Negotiations Word Count: 9,706 Complementarity in Negotiations pg. ii ABSTRACT We investigated the hypothesis that dominance complementarity can lead people to reach mutually beneficial outcomes in negotiations. We argue that dominance complementarity should improve interaction partners’ ability to coordinate the exchange of information in pursuit of their goals. Across three experiments, participants were best able to discover integrative agreements in negotiation exercises when one negotiator was instructed to behave dominantly and the other negotiator was instructed to behave deferentially. Dominant negotiators assertively stated their preferences for different outcomes, while deferential negotiators asked more questions in response to dominant counterparts than non-dominant ones. Improved information exchange mediated the relationship between dominance complementarity and improved joint outcomes in the final study. The findings demonstrate that the benefits of dominance complementarity can extend beyond the relational to the material. Complementarity in Negotiations pg. 1 The Benefits of Dominance Complementarity in Negotiations Consciously or unconsciously, negotiators may assert dominance to extract value from their counterparts. They may raise their voices, interrupt their counterparts, move themselves to physical positions associated with higher power, and expand their body postures to make themselves appear larger. By asserting dominance in these ways, negotiators hope to increase the portion of the “pie” they receive, as people concede more to dominant negotiators than nondominant negotiators (Bacharach and Lawler, 1981; Camras, 1984; Komorita and Brenner, 1968; Pruitt, 1981; Sinaceur and Tiedens, 2003). Similarly, negotiators may display submissive and deferential behavior, such as maintaining a compact physical space and speaking in a soft voice, when they seek to preserve the quality of their relationships with more powerful interaction partners (Anderson, Ames, & Gosling, 2008; Holtgraves & Yang, 1990; 1992). While expressing dominance may help negotiators to claim value from their counterparts and expressing deference may help to preserve relationships with their counterparts, no research to date has shown that expressions of dominance and submissiveness can help people to discover integrative solutions to resource allocation issues and, thereby, create value in negotiations. In fact, expressions of dominance are often cast as value-claiming moves that may be best reserved for distributive negotiations among competitive strangers (Neale & Bazerman, 1991; Valley, Neale, & Mannix, 1995). Likewise, negotiators wishing to maximize their objective outcomes within negotiations are rarely counseled to express submissiveness or deference. We propose that displays of dominance and deference may be functional in ways that extend beyond claiming value in negotiations or preserving relationships with counterparts. We suggest that expressions of dominance and submissiveness can help negotiators create value when these expressions occur within the dynamic of dominance complementarity. Dominance Complementarity in Negotiations pg. 2 complementarity exists when people behave oppositely of their interaction partners in terms of dominance and submissiveness – a dynamic that occurs frequently in social dyads and groups (Bales, 1950; Bales, Strodtbeck, Mills, & Roseborough, 1951; de Waal, 1982; Dryer & Horowitz, 1997; Goodall, 1996; Lonner, 1980; Michels, 1915; Murdock, 1945; Wright, 1994). In the present research we hope not only to offer prescriptive advice for people approaching negotiations but also to provide a descriptive account of how this pairing of dominance and submissiveness can affect coordination in social tasks. We also hope to contribute to Interpersonal Theory (e.g., Wiggins, 1979) by demonstrating objective, material benefits to dominance complementarity. The Dynamic of Dominance Complementarity The Interpersonal Circumplex Model maps social behavior in a two-dimensional space along the orthogonal dimensions of affiliation and control (Carson, 1969; Kiesler, 1983; Wiggins, 1979; 1982). Circumplex theorists hold that people assimilate on the affiliation dimension by behaving agreeably with those behaving agreeably toward them and by quarrelling with those quarrelling with them. Conversely, people are expected to contrast with others on the control dimension, behaving submissively toward others who behave dominantly and behaving dominantly toward others who behave submissively (Carson, 1969; Horowitz, Locke, Morse, Waikar, Dryer, Tarnow, & Ghannam, 1991; Horowitz, Wilson, Turan, Zolotsev, Constantino, & Henderson, 2006; Kiesler, 1983; Tiedens & Jimenez, 2003). This tendency to respond to dominance with submissiveness and to submissiveness with dominance may be useful in social tasks requiring coordination. Previous research (e.g., Tiedens, Chow, & Unzueta, 2007) has speculated that dominance complementarity facilitates performance on coordinative tasks, as complementarity creates a sense of hierarchy within a Complementarity in Negotiations pg. 3 dyad or group and hierarchy as a relational form can help people efficiently coordinate activity and allocate resources (Leavitt, 2004; Iber, 2006; Michels, 1911). In line with this prediction, de Kwaadsteniet & van Dijk (2010) showed that status differences (e.g. boss vs. intern) help people to coordinate their choices in coordination exercises. They showed that low-status individuals tailor their behavior to accommodate the likely behavior of high-status individuals and that this deference leads to improved coordination. Given that dominance is used as a status cue (e.g., Bales, 1950), it may be useful for one person in a dyad to establish that he/she is taking the lead in the conversation by expressing verbal and non-verbal dominance and the other person in the dyad to establish that he/she is following that conversational lead by expressing verbal and nonverbal submissiveness. Estroff and Nowicki’s (1992) findings provide some support for this perspective. They compared the performance of people that complemented each other both on the affiliation and control dimensions of behavior (i.e., similar affiliation and dissimilar dominance/submissiveness) with the performance of people that were anticomplementary on both dimensions (i.e., contrasting levels of affiliation and similar levels of dominance/submissiveness). They found that participants in complementary dyads outperformed those in anticomplementary dyads on the relatively coordination-intensive task of solving jigsaw puzzles, but did not outperform those dyads on the less coordination-intensive word-generation task. However, in these studies complementarity on the control dimension was always confounded with complementarity on the affiliation dimension. Moreover, the tasks they used were not designed to measure coordination. Their findings therefore cannot address the specific impact of dominance complementarity on performance on social tasks. More recent research has found that dyads who behaved complementarily along the Complementarity in Negotiations pg. 4 warmth dimension of behavior in an unstructured interaction were able to complete a subsequent task more quickly and more accurately than were dyads who did not behave complementarily (i.e. assimilate) on the warmth dimension, (Markey, Lowmaster, & Eichler, 2010). This research did not find such a relationship between dominance complementarity on the first task and performance on the subsequent task. However, because this research examined the relationship between complementarity at a previous time and performance at a later time, it doesn’t provide clear information about whether dominance complementarity facilitates coordination as it occurs. Dominance complementarity may improve coordination because people acting dominantly and people acting submissively take different, and complementary, approaches to conversation. People expressing dominance are more likely to take the lead in conversations, they are more expressive of their preferences, and they are more assertive in trying to influence their interaction partners (Burgoon, Johnson, & Koch, 1998). They use subjunctive language less often than do non-dominant people and are more certain and self-confident in the language that they use, particularly when they are using language related to rejection (Weisfeld & Linkey, 1985; Zhou, Burgoon, Zheng, Nunamaker, 2004). Within a task context, individuals acting dominantly set the course for the conversation about the task. They clearly state their preferences, and the conversation follows from their statements. People acting submissively use less assertive language. Their statements tend to be more subdued. People expressing submissiveness follow the lead of a dominant interaction partner and thus coordinate with the dominant partner. This coordinative dynamic can be contrasted to interaction pairs in which both people express dominance or both people express submissiveness. In the former case, interaction partners battle for control making it difficult to work together. In the latter case, of two submissive interaction partners, little gets accomplished as no direction is set. Complementarity in Negotiations pg. 5 Submissiveness and deference should not be confused with total passivity. Passivity conveys a withdrawal from the interaction (which is unlikely to be productive in task settings), whereas deference connotes cooperation with the interaction partner (Horowitz et al., 2006). People who express submission and deference do not repress all action, rather they take actions that demonstrate their willingness to follow the direction and lead of others. Because some equate “submissiveness” with passivity, we use the term “deference” to refer to this state in which people express a willingness to follow the lead of the other. As Brown and Levinson (1985) describe in “Politeness Theory,” the ability to express deference is an important social skill in that deference is the essence of being polite. Acts of deference communicate respect for the other and the other’s wishes and express a concern for the other’s standing. Deference requires attention to others’ preferences. While a dominant negotiator might attempt to dissuade her counterpart from her preferences, a deferent one will respect the counterpart’s preferences and may try to find solutions that take both the counterpart’s interests and her own interests into account. This concern for both sets of interests has been shown to drive value creation (Pruitt & Rubin, 1986). Although some negotiation research thus might suggest that two deferential negotiators would be most successful in that both would be searching for solutions that respect the others’ preferences, we suggest that when both parties are deferential, a clear direction is not communicated by either party and preferences are not communicated sufficiently transparently. Therefore, we suggest that dyads that are characterized by one dominant member and one deferent member will be more successful than other types of dyads at coordinating their search for sources of joint value. The present work aims to provide the first solid evidence showing that dominance complementarity can improve performance within social tasks requiring coordination and, in particular, within resource- Complementarity in Negotiations pg. 6 distribution tasks. Coordination in Negotiations People who can coordinate the exchange of information in social interactions are better able to achieve their desired goals. By understanding others’ interests and expressing one’s own interests, people can coordinate the give and take of information and discover ways to satisfy both sets of interests. Nowhere is this more clear than in negotiations, which have often been described as multi-party decision-making processes in which individuals must collaborate through information sharing to recognize and achieve mutually beneficial outcomes (e.g. Carroll, Bazerman, and Maury, 1988; Prietula & Weingart, 1994). In fact, Prietula and Weingart (2007) describe the process of negotiation as a “collaborative search of a complex offer space, whereby negotiators simplify and coordinate search via information contained in offer exchanges, isolating sub-regions of the offer space for potential solutions ” (p. 3). Dominance complementarity may enable negotiators to coordinate their of this offer space more effectively If the dominant negotiator sets the framework of the conversation by assertively stating her preferences, the counterpart can respond in a few ways. He could match dominance with dominance and reject the statements of the counterpart or simply counter with his own statements of preferences. Alternatively, the counterpart could attempt to find ways to work around the dominant negotiators’ statement of preferences by asking questions and making proposals that would allow the dominant negotiator to satisfy some of her preferences while also allowing the deferential counterpart to satisfy some of his own preferences. We suggest this latter, more deferential, approach may be a more effective way to coordinate the search for mutually beneficial outcomes. If negotiators within a dyad were better able to exchange information about priorities and Complementarity in Negotiations pg. 7 preferences, they should also be better able to find mutually beneficial agreements than if neither negotiator assertively states his/her preferences and priorities. We therefore offer: Hypothesis 1: Dyads that exhibit complementarity along the control dimension of behavior create more value than do dyads in which both negotiators behave submissively. Negotiators in dyads in which the negotiators behave complementarily should also be better able to exchange information about priorities and preferences than if both negotiators assertively state their own preferences and priorities and take little heed of their counterparts’ behavior. We therefore put forth: Hypothesis 2: Dyads that exhibit complementarity along the control dimension of behavior create more value than do dyads in which both negotiators behave dominantly. Comfort and Rapport Dominance complementarity may also improve negotiation outcomes by improving the comfort and rapport negotiators feel toward one another. Previous research has established both that complementarity leads to elevated of rapport between interaction partners (Dryer & Horowitz, 1997; Estroff & Nowicki, 1992; Horowitz et al., 1991; Sadler & Woody, 2003; Tiedens & Fragale, 2003) and that elevated levels of rapport leave negotiators better able to discover mutually beneficial agreements in integrative negotiations because moderate levels of rapport leads to greater levels of trust and information sharing (Moore, Kurtzberg, Thompson, & Morris, 1999; Morris, Nadler, Kurtzberg, & Thompson, 2002; Valley, Neale & Mannix, 1995). Complementarity in Negotiations pg. 8 As such, negotiating dyads that pair dominance with submissiveness may be better able to reach mutually beneficial solutions as a result of feeling rapport with their counterparts and feeling comfortable within their interactions. We test whether dominance complementarity improves joint outcomes through improved information exchange as argued above or through the alternative mechanism of improved rapport. Overview of Studies Our studies examine the effects of dominant and deferent behaviors on negotiators’ performance. To examine these effects we instructed participants in our studies to display both verbal and non-verbal behaviors that have been shown previously to signal either dominance or deference in interpersonal interactions (see Hall, Coates, and LeBeau, 2005 for a review). In the first experiment we test whether negotiators in dyads consisting of one dominant and one deferential negotiator create more value than do negotiators in dyads in which both parties behaved either dominantly or deferentially. In the second experiment we look more closely at what negotiators do when engaging in dominance complementarity in a negotiation. In the third experiment we test whether improved information exchange mediates the relationship between dominance complementarity and improved negotiation performance. Participants in all experiments engaged in two-party negotiation exercises in which there was integrative potential, or the opportunity for negotiators to create value either by discovering congruent issues or by trading-off issues that have different levels of importance to the two negotiators. These exercises required negotiators to coordinate their information exchange to discover mutually beneficial outcomes. The studies were designed to test if dominance complementarity leads people to create material value in their interactions with others. Study 1 Complementarity in Negotiations pg. 9 In Study 1 we tested whether dyads in which one negotiator behaved dominantly and one negotiator behaved deferentially (i.e., dyads characterized by dominance complementarity) created more value than did dyads in which both negotiators behaved dominantly or both negotiators behaved deferentially. Method Participants and Experimental Design A total of 198 male and female undergraduate students (50% female; Age: M = 21) at five West Coast colleges participated in the experiment as part of class exercises. Twenty-six of the dyads were all female, 46 were mixed gender, and 23 were all male. In some of the dyads, both negotiators were instructed to act deferentially; in some of the dyads, both negotiators were instructed to act dominantly; and in some of the dyads, one negotiator was instructed to act dominantly while the other negotiator was instructed to act deferentially (i.e., dominance complementarity). As such, the experimental design of the study included the between-dyad variable of the dyad’s dominance/deference instructions (both deferential vs. complementary vs. both dominant), and the within-dyad variable of company role (Tolliver vs. Radeco). Procedure Participants reviewed the preparation documents for a two-party, six-issue negotiation exercise in which both negotiators play the role of representative of a company merging with the other company to form one combined company. This exercise, used in Wiltermuth & Neale (2006), does not contain role-based power or status differentials. The documents provided to negotiators included: the description of the negotiation, the pay-off matrix, and a message stating the number of points the negotiator would receive should they fail to reach an agreement. Negotiators were instructed that they would negotiate over six terms that affected the Complementarity in Negotiations pg. 10 future of the combined company, including: the percentage of layoffs coming from each company, the headquarters location, the factory location, the composition of upper management, the pay basis, and the pension plan. Each issue contained five potential agreement positions, each of which represented a different point level. Appendix 1 displays the payoff matrix for both company roles. Participants were explicitly told that the goal of negotiation was to maximize their own points. One issue, percentage of layoffs from each firm, was purely distributive in that a gain for one negotiator represented an equal loss for the other negotiator. The headquarters location was a congruent issue, in which both parties desired the same agreement position. The four remaining issues were integrative, such that each issue was more important to one negotiator than the other and as such could be combined to create value. Negotiators were also told that if they fail to reach an agreement a neutral third party would decide the terms of the merger, and that these terms would result in a number of points that would be moderately easy to achieve through negotiation. Dominance / Deference Manipulation. Half of the negotiators were instructed that displaying behaviors signaling dominance can give negotiators the upper hand in a negotiation. These participants were then told that behaviors signaling dominance include: taking charge of the conversation, speaking in a loud voice, making sure your views are understood, interrupting others often, reducing interpersonal distances (i.e., standing or sitting close to the counterpart), and demonstrating bodily openness (keeping knees apart, stretching out legs, keeping elbows away from the body, preventing hands from touching, keeping legs uncrossed). Other negotiators were instructed that signaling deference can give negotiators the upper hand in a negotiation. Specifically negotiators receiving the deference instructions were told “Sometimes negotiators come on too strong and the result is that negotiators can lock horns. Complementarity in Negotiations pg. 11 Research shows that negotiators need to display behaviors that convey that they are not going to attack the other and that the other does not need to fear them. That is, negotiators can be led astray by being too tough and forceful. In this negotiation try to disarm your counterpart by using behavior that conveys that you are not trying to dominate him or her.” They were then told that behaviors signaling deference include: treating the counterpart respectfully, making the counterpart feel competent, agreeing with the counterpart whenever possible (without sacrificing your own goals), complimenting the counterpart, maintaining a compact physical space (keeping knees together, keeping elbows in toward the body, bringing hands together, crossing legs), maintaining interpersonal distances (i.e., standing or sitting a good distance from the counterpart), and speaking in a soft voice. Both negotiators receiving dominance instructions and deference instructions were counseled to display the listed behaviors during their negotiations. Dependent Variables The joint points created by the dyad and the points claimed by the individual negotiator served as the primary dependent measures. After the negotiation we also asked participants to indicate how deferentially and dominantly they and their counterparts behaved within the negotiation. To measure negotiator dominance, we presented negotiators’ counterparts with the list of dominance behaviors viewed by negotiators in the dominant conditions and asked them to circle the behaviors exhibited by the focal negotiator. We also asked “How many of the above behaviors did your counterpart exhibit in this negotiation?” and “How dominant was your counterpart in this negotiation?” Additionally, we asked the focal negotiator to indicate how dominantly he/she behaved. Participants responded to these questions using seven-point Likert scales. We then combined these items with a count of the number of behaviors circled into a negotiator dominance scale (α = .72). To measure negotiator deference, we presented Complementarity in Negotiations pg. 12 negotiators’ counterparts with the list of deferent behaviors viewed by negotiators in the deferent conditions and asked them to circle the behaviors exhibited by the focal negotiator. We then presented participants with the same items used to create the dominance scale, replacing the word “dominant” with the word “deferential”. This allowed us to create a negotiator deference scale (α = .70). Results Treatment of Data As expected, company role did not significantly interact with dominance/deference instructions to predict total points (p = .55). Consequently, company roles were combined in all subsequent analyses. Similarly, the school at which the negotiation occurred did not have a significant effect on negotiators’ total points. Four of the original dyads were excluded from the final analysis for failing to follow the negotiation instructions. Individual level data in this study and in Study 2 were analyzed using the mixed modeling technique advised by Kenny, Kashy and Cook (2006). We tested for interdependence of data within dyads by calculating the correlation between negotiators’ outcomes within dyads and found evidence of statistically significant interdependence (r = -.24, p = .01) of outcomes. One dyad in each of the complementary and both dominant conditions reached an impasse, as did three dyads in the both deferent condition. As suggested by Tripp and Sondak (1992) we included these dyads in the analyses, using the number of points that the instructions had provided as their alternative outcome should the parties fail to reach an agreement. Manipulation Check Negotiators with instructions to behave dominantly scored higher on the dominance scale (M = 3.80, SD = 1.09) than did negotiators without such instructions, (M = 3.40, SD = 0.98), Complementarity in Negotiations pg. 13 t(186) = 2.61, p = .01. Similarly, negotiators with instructions to behave deferentially scored higher on the deference scale (M = 4.49, SD = 0.99) than did negotiators without such instructions, (M = 4.01, SD = 0.93), t(184) = 3.30, p = .01. Joint Outcomes We had predicted that dyads in which one negotiator behaved dominantly and one negotiator behaved deferentially would create more value than would dyads in which both negotiators behaved either dominantly or deferentially. The F-Test of the 1 x 3 Framing (both deferent vs. complementary vs. both dominant) one-way ANOVA on total points was significant, F(2,88) = 5.19, p = .01. As predicted in Hypotheses 1 and 2, when one negotiator was instructed to act dominantly and the other negotiator was instructed to act deferentially the dyads created more total points (M = 8,090, SD = 1,596) than did dyads in which both negotiators were instructed to act dominantly (M = 6,991, SD = 1,667; t(88) = 2.47, p = .02) or dyads in which both negotiators were instructed to behave deferentially (M = 6,911, SD = 1,846), t(88) = 2.83, p = .01. There was no difference between dyads in which both negotiators acted dominantly and those in which both negotiators acted deferentially, t(96) = 0.15, p = .89. Individual Outcomes To analyze individual outcomes, we first conducted a 2 Dominance/Deference Instructions (dominance instructions vs. deference instructions) x 2 Counterpart Dominance/Deference Instructions (dominance instructions vs. deference instructions) mixed models analysis on points accumulated by individual negotiators. The main effects of instructions and counterpart instructions were not significant, p’s > .5. Reflecting the increased value creation, the instructions x counterpart instructions interaction was significant, F(1,92)=14.8, p < .01. Negotiators behaving dominantly in the complementary (dominance v Complementarity in Negotiations pg. 14 deference) condition accumulated more value (M = 4,052, SD = 1,220) than did negotiators in the both-deferent condition (M = 3,456, SD = 1,407; t(94) = 2.18, p = .03) or those in the bothdominant condition (M = 3,495, SD = 1,285), t(86) = 2.06, p = .04. Negotiators behaving deferentially in the complementary condition also accumulated more value (M = 4,038, SD = 1,455) than did negotiators in the both-deferential condition (t(94) = 1.98, p = .05) and marginally more than those in the both-dominant condition, t(84)=1.84, p = .07. The results therefore showed a material benefit to behaving dominantly when facing a deferential counterpart and a benefit to behaving deferentially when facing a dominant counterpart. The dominance versus deference manipulation did not affect the percentage of total points negotiators claimed, as dominant negotiators did not claim a significantly higher percentage of the total points (51%) than did deferential negotiators in the complementary condition (49%), t(84) = 0.47, p = .64. Thus, gains to negotiators in the complementary condition came from expanding the amount of value available to the dyad rather than claiming a greater share of the value available. Discussion As predicted, dyads in which one negotiator behaved dominantly and one negotiator behaved deferentially created more value than did dyads in which both negotiators behaved either dominantly or deferentially. Results further indicated that the gains from complementarity did not go solely to the dominant negotiator in the complementary dyad. Deferential negotiators in the complementary condition accumulated significantly more value than did deferential negotiators facing other deferential negotiators and marginally more value than did dominant negotiators facing dominant negotiators. Complementarity, therefore, seemed to yield benefits Complementarity in Negotiations pg. 15 for both the dominant and deferent negotiators in a dyad. Study 2 Study 1 provided some evidence for the basic phenomenon we proposed; negotiation pairs characterized by dominance complementarity created more value than other pairs. Yet, Study 1 provided little information about how this occurred. In the two following studies we attempted to gain more information about what happens in these complementary dyads that allows for better outcomes. Many negotiations have integrative potential. To exploit integrative potential, negotiators need to share information about their preferences and priorities (Bazerman & Neale, 1992). This requires both stating one’s own preferences as well as eliciting and attending to information about the counterpart’s preferences. We suggest that dominance complementarity may serve negotiators well because it promotes this process of information exchange. The dominant negotiator assertively puts forward information about her preferences. The deferent member attends to that information, questioning the dominant negotiator so that he may satisfy some of his own preferences while accommodating the strong preferences of the dominant negotiator. In Study 2 we attempted to examine this process by asking negotiators about the exact verbal strategies they used in the negotiation to see if negotiators in complementary pairs engaged in different behaviors than negotiations in other kinds of pairs. Method Participants and Experimental Design Ninety undergraduate students (68% female, Mage = 21) at a major West Coast University participated in the exercise. The experimental design of the study included the between-dyad Complementarity in Negotiations pg. 16 variables of interpersonal dynamic (complementarity vs. both dominant vs. both deferent) and the within-dyad variable of role (recruiter vs. candidate). Procedure Participants reviewed the preparation documents for the “New Recruit Exercise”, a twoparty, eight-issue negotiation exercise (Pinkley, Neale, and Bennett, 1994) in which one negotiator plays the role of a job candidate and one negotiator plays the role of a recruiter. The documents provided to negotiators included: the description of the negotiation, the pay-off matrix, and a message stating the negotiator’s option should they fail to reach an agreement. Negotiators were instructed that they would negotiate over eight issues related to the employment contract. Each negotiator was given an alternative to a negotiated agreement that would result in a number of points that would be moderately easy to achieve through negotiation. In their instruction materials participants received instructions to behave either dominantly or submissively. After completing the negotiation, participants completed a questionnaire concerning their experience within the negotiation. Dominance/Deference Manipulation. Participants were randomly assigned to behave either dominantly or deferentially. This yielded three conditions: the complementary condition the both-dominant condition, or the both-deferent condition. The instructions to act dominantly were a subset of those used in Study 1. We omitted the instructions to take charge of the conversation, interrupt others often, and make sure their views were understood because we did not want to dictate verbal strategies. Rather, we wanted to give the negotiators a sense of what dominance could look like, but allow them to choose their own verbal strategies to match that general style. Similarly, the instructions to act deferentially also only provided information about non-verbal behavior. They stated that the negotiator should display reduced facial Complementarity in Negotiations pg. 17 expressiveness, maintain a compact physical space (keeping knees together, keeping elbows in toward the body, bringing hands together, crossing legs), maintain interpersonal distances (i.e., standing or sitting a good distance from the counterpart), and speak in a soft voice. Dependent Variables The joint points created by the dyad served as a dependent measure in order to replicate Study 1’s finding that that complementary pairs created more value. We also once again examined the points claimed by the individual negotiators. We examined participants’ responses to a questionnaire that included questions about the verbal strategies they used in the negotiation. Specifically, participants rated, “How strongly did you assert your desires for different outcomes?”, “How clear were your statements of preferences? “, “How much did you try to control the conversation?”, “How much did you let your counterpart control the conversation?”, “How much did you interrupt your counterpart?”, “How much did you make sure your views were understood?”, and “How many questions did you ask during the negotiation?” As a manipulation check, we also asked participants to indicate on a seven-point Likert scale how much they engaged in each of the behaviors listed in the dominance and deference instructions. Results Treatment of Data Because role did not affect negotiators’ points (p = .60), we combined the data from the roles in all analyses. There was evidence of statistically significant interdependence (r = -.61, p = .001) of outcomes within dyads. Three of the original dyads were excluded from the final analysis for one of the negotiators’ failure to follow the negotiation instructions by accepting deals that were worth far less than their alternatives to a negotiated settlement. Excluding these dyads, one of which occurred in each condition, did not significantly affect the results. Complementarity in Negotiations pg. 18 Manipulation Checks Participants receiving instructions to act dominantly indicated that they engaged in the listed nonverbal dominance behaviors (α = .86) more often (M = 4.61, SD = 0.98) than did participants with instructions to act deferentially (M = 2.28, SD = 1.51); t(67.2) = 8.13, p = .001. Participants receiving instructions to act deferentially indicated that they engaged in the listed nonverbal deferent behaviors (α = .91) more often (M = 6.01, SD = 1.26) than did those receiving instructions to act dominantly (M = 2.99, SD = 1.20); t(77) = -11.18, p = .001. Joint Outcomes The overall F-Test of the 1 x 3 Interpersonal Dynamic (complementarity vs. both dominant vs. both deferent) ANOVA on the total value created was marginally significant, F(2,39) = 2.58 p = .09. Consistent with predictions, dyads in the complementarity condition created significantly more points (M = 9,814, SD = 1,424) than did those in the noncomplementary conditions (M = 8,743, SD = 1,474), (t(39) = 2.22 p = .03). They created significantly more points than did dyads in the both-dominant condition (M = 8,614, SD = 1,739), (t(39) = 2.16, p = .04) and marginally more points than did dyads in the both-deferent condition (M = 8,871, SD = 1,204), t(39) = 1.69, p = .10. Individual Outcomes We conducted a 2 Dominance/Deference Instructions (dominance instructions vs. deference instructions) x 2 Counterpart Dominance/Deference Instructions (dominance instructions vs. deference instructions) mixed models analysis on points accumulated by individual negotiators. The main effects of instructions and counterpart instructions were not significant, p’s > .5. Reflecting that complementary dyads created more total value, the instructions x counterpart instructions interaction was significant, F(1,39)=4.91, p = .03. Complementarity in Negotiations pg. 19 Negotiators behaving dominantly in the complementarity condition did not earn significantly more points (M = 5,093, SD = 1,777) than did those behaving deferentially, (M = 4,721, SD = 1,441), t(80) = .61 p = .55. Verbal Behavior within the Dyads We conducted a 2 Dominance/Deference Instructions (dominance instructions vs. deference instructions) x 2 Counterpart Dominance/Deference Instructions (dominance instructions vs. deference instructions) mixed models analysis to examine the effect of these instructions on negotiators’ use of verbal behaviors. We found main effects of dominance instructions on how strongly negotiators asserted their preferences (F(1,68.4) = 3.98, p = .05), how clearly they stated their preferences (F(1,63.9) = 3.10, p = .08), how controlling they were of the conversation (F(1,54.9) = 3.29, p = .08), how much they let their counterparts control the conversation (F(1,67.9) = 7.43, p = .01), how often they interrupted their counterparts (F(1,74.6) = 5.75, p = .02), and how much they made themselves understood by their counterparts (F(1,63.3) = 4.80, p = .03). Specifically, negotiators with instructions to act dominantly indicated that they asserted their preferences more strongly(M = 5.21, SD = 0.88 vs. M = 4.51, SD = 1.54; t(64.4) = 2.46 p = .02), stated their preferences more clearly (M = 5.36, SD = 1.01 vs. M = 4.68, SD = 1.54; t(69.5) = 2.33 p = .02), were more controlling of the conversation (M = 4.82, SD = 1.21 vs. M = 4.05, SD = 1.97; t(65.0) = 2.10 p = .04), interrupted the counterparts more often (M = 2.92, SD = 1.74 vs. M = 2.13, SD = 1.59; t(77.0) = 2.14 p = .04), and made themselves more understood (M = 5.46, SD = 1.21 vs. M = 4.55, SD = 1.77; t(69.1) = 2.67 p = .01) than did negotiators with instructions to act deferentially. Dominant negotiators engaged in this verbal dominance regardless of whether they were negotiating with a dominant or deferent counterpart. Negotiators with instructions to act deferential indicated that they let their Complementarity in Negotiations pg. 20 counterpart control the interaction more (M = 4.10, SD = 1.81) than did their dominant counterparts (M = 3.03, SD = 1.29), t(70.5) = -3.05 p = .01, regardless of whether they were negotiating with a dominant or deferent counterpart. Neither the main effect of counterpart’s dominance/deference instructions nor the interaction of the negotiator’s instructions and the counterpart’s instructions were significant for any of the above variables. Negotiators instructed to behave deferentially responded to their counterparts’ dominance by asking more questions. Specifically, negotiators instructed to behave deferentially asked more questions of their counterparts when they faced counterparts instructed to behave dominantly (M = 9.00, SD = 5.42) than they did when facing counterparts who were also instructed to behave deferentially (M = 6.41, SD = 3.33), t(74.0) = 1.98 p = .05. Discussion Study 2 provided further support for the notion that dyads that behave complementarily on the dominance dimension of behavior outperform those in which both parties behave dominantly or those in which both parties behave deferentially. It also provided evidence that dominance complementarity in negotiations is characterized by the dominant negotiator assertively stating preferences and the deferent negotiator responding to those statements with questions. The combination of dominant negotiators making assertive statements and deferent negotiators following up on those statements with questions likely promotes better information exchange and allows complementary pairs to test creative solutions. Although Studies 1 and 2 show that complementary pairs create more value than pairs characterized purely by dominance or those purely by deference, these studies leave open the possibility that negotiators would be better able to create value if they were to refrain from acting dominantly or deferentially altogether within the negotiation context. Previous research has Complementarity in Negotiations pg. 21 argued that, under some conditions, differences in power within a dyad can impair negotiators’ abilities to discover sources of joint value (de Dreu & van Kleef, 2003; Giebels, de Dreu & van de Vliert, 1998; but see Tenbrunsel & Messick, 2001). Given that people with power often express dominance and people without power often express deference (e.g., Bales, 1950), the pairing of dominance and deference expressions within a dyad may also impede value creation relative to situations in which neither dominance nor deference is expressed by either negotiator. We hypothesize, however, that the improved coordination effected by dominance complementarity will improve information exchange relative to situations in which neither negotiator expresses dominance or deference. Specifically, we propose the following hypothesis: Hypothesis 3: Dyads that exhibit complementarity along the control dimension of behavior create more value than do dyads with no behavioral instructions We further assert that the increased information exchange sparked by dominant negotiators stating their preferences will improve information exchange relative to situations in which neither negotiator makes an effort to behave dominantly or deferentially. As a result, we believe that complementary dyads will outperform other dyads. We put forth: Hypothesis 4: Improved information exchange mediates the relationship between dominance complementarity and improved value creation. Study 3 Complementarity in Negotiations pg. 22 Studies 1 and 2 illustrated that dominance complementarity can improve people’s abilities to create value in their social interactions. This result may be surprising given that Maddux, Mullen, & Galinsky (2008) have shown that mimicking a counterpart’s behavior (i.e., acting the same as the counterpart) can improve negotiation outcomes, as dominance complementarity involves people acting differently from one another. Consistent with previous research on the positive benefits of mimicking others (e.g., Chartrand & Bargh, 1999; LaFrance, 1979; van Baaren, Holland, Kawakami, & van Knippenberg, 2004; van Baaren, Holland, Steenaert, & van Knippenberg, 2003), mimicry has been shown to improve negotiator’s outcomes by improving rapport and trust (Maddux et al., 2008) – two factors that can lead negotiators to share more information about their priorities. However, mimicry of behaviors would theoretically increase trust only if the behaviors mimicked do not signal dominance or deference. As Interpersonal Circumplex theorists (e.g., Horowitz et al., 1991) have repeatedly shown, people are especially likely to like their interaction partners if they assimilate or mimic each other on the affiliation dimension of behavior but are especially likely to dislike their interaction partners if they assimilate instead of contrast on the control dimension of behavior. Thus, mimicking those forms of behavior that do not inherently signal dominance and submissiveness could improve negotiators’ ability to exchange information by creating rapport, while exhibiting dominant/submissive behaviors that contrast with the behavior of a counterpart could improve coordination and thereby improve negotiators’ ability to exchange information. To explore the idea that both mimicry and dominance complementarity can be helpful, we included in Study 3 both a mimicry condition in which one negotiator was instructed to mimic the counterparts’ actions and a complementary condition in which one negotiator was instructed to act deferentially and one negotiator was Complementarity in Negotiations pg. 23 instructed to ask dominantly. We also sought in Study 3 to ensure that increased attention to the counterparts’ behavior did not lie behind the improved negotiation outcomes attained by negotiators in the complementarity or mimicry conditions. We therefore included instructions to negotiators in all conditions to attend to their counterparts’ behaviors. We also wanted to ensure that the dominance and deference instructions did not affect negotiator outcomes or behavior by affecting their aspirations or expectations entering the negotiation. Lastly, and perhaps most importantly, we sought to further examine how complementary dyads are especially able to discover integrative solutions. We provide evidence that improved information exchange facilitates the discovery of these integrative solutions. We also examine whether enhanced rapport is involved in the relationship between dominance complementarity and value creation. Method Participants and Experimental Design A total of 268 male and female undergraduate and graduate students at a major West Coast University participated in the exercise. Forty-nine percent of participants were female and the average age of participants was 22. The experimental design of the study included the betweendyad variables of behavioral instructions (control vs. mimicry vs. complementarity) and the within-dyad variable of role (recruiter vs. candidate). Procedure Participants engaged in the same “New Recruit Exercise” (Pinkley, Neale, and Bennett, 1994) used in Study 2. The documents provided to negotiators included: the description of the negotiation, the pay-off matrix, and a message stating the negotiator’s option should they fail to Complementarity in Negotiations pg. 24 reach an agreement. Participants also received a message containing their behavioral instructions. Following the negotiation, participants completed a short questionnaire concerning their experience within the negotiation. Behavioral Instructions Manipulation. Participants were randomly assigned to the control condition, the mimicry condition, or the complementarity condition. Negotiators in half of the control condition dyads received no behavioral instructions, while negotiators in the other control condition dyads were instructed “research suggests that paying close attention to your counterpart’s words and actions can dramatically enhance your negotiation performance. Thus, your negotiation strategy should include monitoring the behavior of your counterpart.” We included this heightened attention condition to ensure that increased attention paid to the counterpart in the mimicry and complementarity conditions did not lead participants in those conditions to outperform participants in the control condition. Participants in the mimicry and complementarity conditions also received the advice that paying close attention to their counterparts can improve negotiator performance. One negotiator in each dyad in the complementarity condition was instructed that displaying behaviors signaling dominance can give negotiators the upper hand in a negotiation. These negotiators then saw the same list of non-verbal behaviors signaling dominance that was used in Study 1. Similarly, one negotiator in each dyad in the complementarity condition was instructed that negotiators can sometimes lock horns and that it is therefore advisable to behave deferentially. They saw the same list of deference behaviors used in Study 1. As in Maddux et al. (2008), one negotiator in each dyad in the mimicry condition was instructed: “Successful negotiators recommend that you should mimic the mannerisms of your negotiation partner to get a better deal. For example, when the other person rubs his/her face, you Complementarity in Negotiations pg. 25 should too – but wait a second or two before you imitate the other person. If he/she leans back or leans forward in the chair, you should too. However, they say it is very important that you mimic subtly enough that the other person does not notice what you are doing, otherwise this technique completely backfires. Also, do not direct too much of your attention to the mimicking so you don’t lose focus on the outcome of the negotiation. Thus, you should find a happy medium of consistent but subtle mimicking that does not disrupt your focus.” The other negotiator in each dyad in the mimicry condition was given no behavioral instructions. Dependent Variables As a manipulation check of dominance and deference, participants indicated whether the dominant behaviors or deferent behaviors better characterized their behavior using a scale that ranged from 1 (More like Set A) to 7 (More like Set B). Set A was comprised of the dominant behaviors, while Set B was comprised of the deferent behaviors. Participants were also asked to describe any instructions they may have been given about how to behave. The joint points created by the dyad served as the primary dependent measure. We also examined the points claimed by the individual negotiators. Additionally, as a measure of information exchange, participants indicated, using a seven-point Likert scale, the amount of information their counterpart revealed about the issues that were important or unimportant to him or her. We also asked negotiators to indicate how many points they expected to accumulate and aspired to accumulate coming into the negotiation. Lastly, participants indicated how much they liked their counterparts and how comfortable they felt within their negotiations as measures of rapport. Results Treatment of Data Complementarity in Negotiations pg. 26 Points earned by negotiators in the candidate role did not differ significantly from points earned by negotiators in the recruiter role; we therefore combined the data from the roles in subsequent analyses. As in the previous studies, there was evidence of statistically significant interdependence (r = -.41, p = .001) of outcomes within dyads. Twelve of the original dyads were excluded from the final analysis for one of the negotiators’ failure to follow the negotiation instructions by accepting deals that were worth far less than their alternatives to a negotiated settlement. Excluding these dyads, which were spread across conditions, did not significantly affect the results. There was no difference in the joint outcomes attained by control condition dyads instructed to pay heightened attention to their counterparts (M = 10,448, SD = 2,122) and those not given those instructions (M = 10,330, SD = 1,738), t(122) = 0.21, p = .83. We therefore combined these groups into a single control condition in all subsequent analyses. Manipulation Checks After the negotiation we asked participants to summarize the instructions they received. Forty-eight percent of participants in the mimicry condition wrote that they were instructed to mimic their counterparts. One participant in the heightened attention condition reported mimicking his counterpart and no participants in the control or complementarity conditions reported mimicking their counterparts. We also asked participants whether the set of dominant behaviors or the set of deferent behaviors better characterized their behavior within the negotiation. With higher numbers on the seven point scale indicating deference and lower numbers indicating dominance, participants receiving instructions to act dominantly indicated behaving significantly more dominantly (M = 4.25, SD = 1.78) than did participants with only instructions to pay attention to their counterparts (M = 4.88, SD = 1.47); t(240) = 2.03, p = .04. Complementarity in Negotiations pg. 27 Joint Outcomes Means displaying total points for all conditions may be seen in Figure 1. The overall FTest of the 1 x 3 Interpersonal Dynamic (control vs. mimicry vs. complementarity) ANOVA on the total value created was marginally significant, F(2,123) = 2.90, p = .06. Consistent with Hypothesis 3, dyads in the complementarity condition created significantly more points than did those in the control condition (t(123) = 1.99, p = .05) or those in the mimicry condition, t(123) = 2.28, p = .02. Total points created by dyads in the mimicry condition did not differ from those gained in the control or heightened attention conditions, t(123) = -.61, p = .54. Individual Outcomes Table 1 displays negotiator points by condition and instructions. Negotiators behaving deferentially in the complementarity condition claimed 49% of the available value, whereas those behaving dominantly claimed 51%. Negotiators mimicking their counterparts in the mimicry condition claimed 52% of the value, whereas their counterparts claimed at 48% of the value. Neither the difference between points claimed by dominant and deferent negotiators nor the difference between points claimed by mimicking and mimicked negotiators were significant, p’s >.30. In sum, the effect of behavioral instructions on individual outcomes was not significant in this experiment. Information Exchange We asked participants to indicate how much their counterparts shared information concerning their prioritization of issues. Means displaying total points for all conditions may be seen in Figure 2. The overall F-Test of the 1 x 3 Interpersonal Dynamic (control vs. mimicry vs. complementarity) ANOVA on the information sharing was significant, F(3,123) = 4.32, p = .02. In line with Hypothesis 4, negotiators in the complementarity condition shared significantly Complementarity in Negotiations pg. 28 more information than did negotiators in the control (t(123) = 2.29, p = .03) or mimicry conditions, t(123) = 2.30, p = .03. Dyads in the mimicry condition did not share significantly more information than did those in the control condition, t(123) = -.55, p = .58. We tested if the increased information exchange in the complementarity condition dyads mediated the relationship between complementarity and improved joint outcomes. Relative to negotiators in the control condition, negotiators in the complementarity condition shared more information about which issues were important/unimportant to them, B = .66, SE = .20, t(89) = 2.97, p = .01. Further, sharing information was associated with improved joint outcomes, B = 510.7, SE = 188.6, t(89) = 2.71, p = .01. The previously significant effect of complementarity on joint outcomes (B = 879.0, SE = 412.0, t(89) = 2.13, p = .04) was reduced to non- significance when we controlled for the amount of information negotiators shared, B = 541.6, SE = 417.3, t(89) = 1.30, p = .20. A bootstrap analysis revealed that the 99% bias-corrected confidence intervals for the size of the indirect effect excluded zero (94.5, 768.6), which suggested a significant indirect effect (MacKinnon, Fairchild, & Fritz, 2007; Preacher & Hayes, 2004). Heightened information exchange also mediated the difference in total points created in dyads within the complementarity condition and those in the mimicry condition, as is indicated by the 99% biasconfidence interval which did not include zero, (41.1, 943.7). Thus Hypothesis 4 received support. We examined which negotiators in the complementary dyads were primarily responsible for the increased exchange of information. A mixed models analysis examining the effects of dominance and deference instructions on the amount of information revealed (as judged by the counterpart) showed a main effect for dominance. Negotiators receiving dominance instructions shared more information about their preferences for different outcomes (M = 5.35, SD = 1.22) than did negotiators who did not receive instructions to behave dominantly or deferentially, (M = Complementarity in Negotiations pg. 29 4.74, SD = 1.47), F(1,242) = 4.49, p = .04. Negotiators who received instructions to behave deferentially did not share significantly more information (M = 4.78, SD = 1.53) than did negotiators who did not receive instructions to behave dominantly or deferentially, F(1,242) = .01, p = .91. Alternative Explanations We tested the alternative hypothesis that complementary dyads created more total value because negotiators with instructions to act dominantly came into the negotiations with higher expectations or aspirations. However, mixed models analyses revealed no significant main effects or interactions when we examined the impact of dominance and deference instructions on the numbers of points negotiators expected or aspired to accumulate, p’s > .30. Instructions to mimic also did not have an effect on aspirations or expectations, p’s > .30. We also tested the possibility that improved rapport explained the relationship between dominance complementarity and improved negotiation performance. Mixed models analyses revealed no significant main effects or interactions when we examined the impact of dominance and deference instructions on liking of the counterpart or comfort within the interaction, p’s > .25. Moreover, neither liking of the counterpart (r = .07, p = .46) nor comfort within the interaction (r = .03, p = .77) correlated significantly with total points. Liking did correlate with how much negotiators shared information about their preferences, r = .22, p = .01. Comfort in the interaction did not correlate significantly with total points, r = .08, p = .23. Discussion Dyads in which one negotiator exhibited dominant non-verbal behavior and the other negotiator exhibited deferent non-verbal behavior created more joint value than did other dyads. Complementarity in Negotiations pg. 30 Increased information exchange mediated the relationship between complementarity and improved joint outcomes. Moreover, it was primarily the negotiator who expressed non-verbal and verbal dominance that shared the majority of the information within the complementary dyads. This is consistent with Burgoon, Johnson, & Cook’s (1998) findings that dominance leads people to be more assertive and expressive of their preferences. The study advances our understanding of how displays of dominance and submissiveness can influence negotiation outcomes and lead people to create value in social interactions. First, it suggests that exhibiting non-verbal signals of dominance and deference can be enough to alter how well a dyad creates value. Second, it supports the idea that complementarity achieves its benefits through improved information exchange. Unexpectedly, dyads in the mimicry condition did not create more total joint value than did dyads in the heightened attention or control conditions. This finding stands in contrast to Maddux et al.’s (2008) finding that mimicry improves joint outcomes by strengthening the rapport between the negotiators. It is possible that mimicking a counterpart’s behaviors helps primarily when negotiators are faced with negotiations that are unlikely to yield agreements because of narrow bargaining zones or clear divergence in interests. General Discussion Our studies indicate that the benefits of dominance complementarity extend beyond the relational to the material. Across both studies, negotiating dyads created the most value when one negotiator received instructions to act dominantly and the other negotiator had behavioral instructions to act deferentially. Although previous research (Drolet & Morris, 2000) has argued that displays of dominance and submissiveness can affect the relative distribution of resources (i.e., value-claiming) in negotiations, our research is unique in demonstrating that these displays Complementarity in Negotiations pg. 31 of dominance and deference can also affect how successful people are in creating value in their social interactions. Specifically, our results indicate that negotiators who contrast with each other in terms of dominance and deference can create more value than do their peers in other dyads because they exchange information more effectively. Implications for Interpersonal Theory While researchers and lay people have suspected a link between dominance complementarity and improved performance on social tasks (Tiedens, Unzueta, & Young, 2007), the present research is the first to demonstrate such a link. Our research suggests that negotiating dyads are better able to discover sources of joint value when one negotiator behaves dominantly and another behaves deferentially, as negotiators share information more effectively under these conditions. This functional benefit to dominance complementarity may be one of the reasons people naturally gravitate to complementarity patterns of interaction when performing tasks that benefit from coordination. Our studies also indicate that it is not solely the dominant party who benefits from complementarity. Because people are better able to discover mutually-beneficial tradeoffs when people behave complementarily, even the person behaving deferentially can profit materially from the complementarity. Implications for Negotiator Strategy Aside from showing that behavior along the dominant / submissive dimension of behavior can affect people’s ability to discover sources of joint value, our results suggest a couple of practical strategies for negotiators. Our results first suggest that negotiators should monitor the behavior of their counterparts and adjust their behavior to contrast those of their counterparts along the dominant / submissive dimension of behavior. Negotiators in Studies 1 and 2 who Complementarity in Negotiations pg. 32 faced dominant counterparts fared better when they responded to dominance with deference than they did when they responded to dominance with dominance. Negotiators in Study 3 created more value when one negotiator was instructed to act dominantly and the counterpart was instructed to act deferentially than did dyads in the control condition or dyads in which one negotiator was instructed to mimic his/her counterpart. Our studies raise the question of whether negotiators should mimic their counterparts’ behavior or contrast that behavior, particularly as Maddux et al. (2008) showed that mimicry can lead to improved negotiation outcomes by improving the trust between negotiators. We contend that Interpersonal Circumplex Theory provides useful guidance on this issue. People are more comfortable with those who assimilate with them on the affiliation dimension of behavior and those who contrast with them on the control dimension (e.g., Tiedens & Fragale, 2003). As such, negotiators may be well-advised to mimic behaviors that do not seem to signal dominance or submissiveness and contrast behaviors that do seem to signal dominance or submissiveness. Future research would be useful in establishing which specific behaviors negotiators should be careful to mimic, which they should be careful to contrast, and which they can essentially ignore. Mimicry may be an especially useful technique to improve negotiation outcomes when bargaining zones are relatively narrow and easy compromises are not possible. When bargaining zones are wide and easy compromises are possible, negotiators who have established rapport may value preserving their relationships with their counterparts and may not invest the effort necessary to discover integrative agreements that capitalize on differences in negotiator preferences. When such compromises are not possible, the rapport and trust fostered by mimicry may enable negotiators to share their preferences more openly. Thus, mimicry may be more effective when agreement is difficult to reach and less effective when agreement is as easy to Complementarity in Negotiations pg. 33 reach, as it was in Study 3. The finding that complementarity, and not mimicry, improved the quality of joint outcomes in Study 3 complements the finding that information exchange (and not improved comfort or liking) mediated the relationship between complementarity and joint outcomes. Consistent with previous research showing that rapport is not always reliably linked to dyadic performance (e.g., Valley, Neale & Mannix, 1995; Tenbrunsel, Wade-Benzoni, Moag, & Bazerman, 1999), our data revealed no relationship between either liking of the counterpart or comfort in the interaction and the quality of joint outcomes. The data instead showed that improved information exchange, in which the dominant negotiator shared most of the information, was behind the improved joint outcomes. Potential Boundary Conditions and Areas for Future Research Our results may be due to the forms of dominance and deference that the participants were instructed to use. These were rather subtle, non-antagonistic dominance cues, and this subtlety may have contributed to their effectiveness. It is entirely possible that stronger, more antagonistic displays of dominance would have impaired value creation either by evoking dominance or by leading the target of the dominance displays to be threatened and, therefore, reticent to share information. Thus, the message of this study is not necessarily to be overpowering or harsh to one’s counterpart, but rather to display firmness lightly when negotiating. Future research could productively explore not only how much dominance but also which types of dominance (e.g., para-verbal, non-verbal, and verbal) are most useful in the value-creation process. Similarly, future work could explore the types of deference that are most effective in the face of dominance. The type of submissiveness or deference we asked people to display was not Complementarity in Negotiations pg. 34 a passive, yielding style of submissiveness; rather, it was a less combative approach to achieving their own goals within the negotiation. It would be interesting to know how a negotiator should respond to passive or yielding styles of submissiveness and whether, and in which contexts, such a style could ever be useful in a negotiation. We gave negotiators instructions to exhibit outward signs of dominance or deference. However, it is possible, and even likely, that giving these negotiators such instructions changed their mental approaches to the task. The dominance (deference) instructions could have led negotiators to have a promotion (prevention) focus (Higgins, 1997; 1998) or be in a powerful (powerless) state of mind (Galinsky, Gruenfeld, & Magee, 2003). Because both facial expressions and physical postures associated with internal feelings can lead people to experience those feelings (Flack, Laird, & Cavallero, 1999), it may be difficult to separate experimentally the outward expressions of dominance and deference from the mindsets associated with dominance and deference in actual dyadic interactions. Future research involving virtual reality technology may allow researchers to disentangle the effects of mindsets and outward expressions because an avatar’s expression of dominance need not be tied to an individual’s internal experience. Future research could also productively explore the interaction of dominance and power. Dominance may be construed very negatively and elicit reciprocal dominance when expressed by the lower power member of a dyad, as it may be seen as inappropriate. Along the same lines, it would also be interesting to explore whether complementarity in terms of dominance and deference is more likely to occur in cultures with large power distances (Hofstede, 2001) and if it is more or less effective in facilitating the creation of value in those cultures. Expressing dominance may be most useful when it leads negotiators away from simple compromises by Complementarity in Negotiations pg. 35 moving them from using communal-sharing or equality-matching relational styles to using an authority-ranking relational style (Fiske, 1992). Conclusion The present research suggests that the dynamic of complementarity can be a useful lens through which to consider the utility of dominant and submissive behaviors within social interactions. 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