💶AP Macroeconomics Review
Unit 1a: Scarcity, Opportunity Costs, PPC, Trade
💶AP Macroeconomics
Review
Unit 1a: Scarcity, Opportunity Costs, PPC, Trade
Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Resources
We discussed scarcity, opportunity costs, the production possibilities curve, absolute advantage, comparative advantage, and terms of trade.