1.选择题 （1)D （2)C （3)A （4)A （5)C （6)A （7)C （8)2 （9)A

关于增长模型中人口增长的作用 在何老师的课上,她只是稍微提了一下人口在长期经济增长中的作用。课下,有同学问起了 这个问题,下面将基于曼昆的教材来分析一下这个问题。 假设经济中人口的增长率为n=2出

The money market LM curve The theory of liquidity preference

Goal Develop the Solow Growth Model How much of the economy's output should be consumed today and how much should be saved for the future? Static analysis(Ch. 3)> Dynamic

Topics 4 questions from before HW#1 Unemployment Natural rate of unemployment reasons for unemployment Frictional unemployment Wait unemployment Patterns of unemployment

The Data of macroeconomics * Measure of economic activity Gross Domestic Product(GDP) Total expenditure on domestically-produced final goods and services Total income earned by domestically located factors of production

Economics Studies human behavior Uncertainty ** It depends...*** on what?--- factors Why?--- intuitions How?--- logic Conclusions?

Investment Business fixed investment Equipment and structures that businesses buy to use in production Residential investment New housing that people buy to live in and that landlords buy to rent out Inventory investment Goods that business put aside in storage, including materials and supplies, work in process, and finished goods

The Open Economy in the SR The Mundell-Fleming Model Model under floating ex-rate Model under fixed ex-rate Interest-rate- differentials Debate over floating v.s. fixed ex-rate Mundell-Fleming model with changing price level Model in large open economy

The Open Economy Why do countries trade with each other? \No nation was ever ruined by trade.\ -- Benjamin Franklin More varieties; higher quality; cheaper price