Free lunch
Getting something without giving up something else
Slope
Measures opportunity cost - steeper, greater the cost
Allocative efficiency
A situation in which the quantities of goods and services produced are those that people value more highly
PPF vs Marginal benefit
PPF: feasible
Marginal Benefit: desirable
Economic growth
Consumption must decrease
Comparative advantage
The ability of a person to perform an activity or produce a good or service at a lower opportunity cost than someone else
Absolute advantage
When one person is more productive than another person in several or all activities
Tradeoff
Giving up one thing to get another