Texas Education Agency
Texas Gateway: Chapter 2: Choice in a World of Scarcity: Key Terms
This is a list of key terms and definitions covered in Chapter 2: Choice in a World of Scarcity from the TEA AP Macroeconomics online text.
Khan Academy
Khan Academy: Consumer and Producer Surplus and Allocative Efficiency
Practice what you've learned about consumer and producer surplus in this four-question exercise.
Khan Academy
Khan Academy: Efficiency and Perfect Competition
Practice what you have learned about productive efficiency and allocative efficiency in perfect competition in the short run and the long run.