Chapter 4 Study Guide Section 1: Understanding Demand Key Terms: Use your own words to define these. Demand Law of Demand Substitution Effect Demand Schedule Market Demand Schedule Demand Curve Answer “Key Terms and Main Ideas” question 1, and “Applying Economic Concepts” question 5. Section 2: Shifts of the Demand Curve Key Terms: Use your own words to define these. Ceteris Paribus Inferior Good Normal good Complements Substitutes Answer “Key Terms and Main Ideas” questions 1-3, and “Applying Economic Concepts” question 6. Section 3: Elasticity of Demand Key Terms: Use your own words to define these. Inelastic Unitary Elastic Elastic Total Revenue Answer “Key Terms and Main Ideas” questions 1,3,4, and “Applying Economic Concepts” question?