Texas Education Agency
Texas Gateway: Ch. 2: Choice in a World of Scarcity: Critical Thinking Questions
This is a list of five critical thinking questions based on content presented in Chapter 2: Choice in a World of Scarcity from the TEA AP Macroeconomics online text.
Social Security Administration
The Social Security Admin.: Social Security Publications
This site from the Social Security Administration provides numerous publications on the subject and debate of social security and retirement benefits.
Council for Economic Education
Econ Ed Link: Positive and Negative Incentives
Website with video and links to related resources exploring positive and negative incentives and choice in the economy.
Khan Academy
Khan Academy: The Production Possibilities Frontier
The Production Possibilities Frontier (PPF) is a graph that shows all the different combinations of output of two goods that can be produced using available resources and technology. The PPF captures the concepts of scarcity, choice, and...
Khan Academy
Khan Academy: Lesson Summary: Scarcity, Choice, and Opportunity Costs
An introduction to the concepts of scarcity, choice, and opportunity cost.