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Production Possibilities Frontier
Since resources are scarce, all economies face trade-offs. The PPF helps keep track of the tradeoffs.
What causes the PPF to shift outwards?
Economic Growth
Comparative Advantage
What causes economic growth?
Increases in factors of production
comparative advantage
when one economy has less of an opportunity cost for producing an item
absolute advantage
when an economy can produce more of a product
positive economics
“what is happening” “what will happen” based on facts and empirical data
normative economics
“what should happen” more descriptive, not based on what is currently happening/going to happen