存著再看年 06:49 会员 Production Possibilities Curve as a model of a country’s economy | AP Macroeconomics | 可汗学院
存著再看年 09:55 会员 Opportunity cost and comparative advantage using an output table | AP Macroeconomics | 可汗学院
存著再看年 05:25 会员 PPCs for increasing, decreasing and constant opportunity cost | AP Macroeconomics | 可汗学院
存著再看年 06:50 会员 When there aren’t gains from trade | Basic economics concepts | AP Macroeconomics | 可汗学院
存著再看年 05:00 会员 Normative and positive statements | Basic economics concepts | AP Macroeconomics | 可汗学院
存著再看年 06:50 会员 Economic models | Basic economics concepts | AP Macroeconomics and Microeconomics | 可汗学院
存著再看年 06:58 会员 Factors affecting supply | Supply, demand, and market equilibrium | Microeconomics | 可汗学院
存著再看年 05:56 会员 Normal and inferior goods | Supply, demand, and market equilibrium | Microeconomics | 可汗学院
