Tutor2u IB Economics Revision Quizzes 2010 Quiz 1: Introduction to Economics 1. Define microeconomics [2] 2. What is the basic economic problem? [2] 3. Define opportunity cost [2] 4. What is the difference between a free good and an economic good? [2] 5. List the four factors of production [4] 6. What is a command economy? [2] 7. Use PPF to explain the concept of opportunity cost [4] 8. Use a PPF to illustrate economic growth [2] 9. Using an example explain what is meant by a positive statement in economics [2] 10. Using an example explain what is meant by a normative statement in economics [2] http://www.tutor2u.net/blog/index.php/ib-diploma/C339/