一、学习提要 金融资产可以分为货币和证券。货币流动性好而不生利证券生利而流动性差。公众 从微观利益出发愿意持有的货币数量称为货币需求。 凯恩斯认为,公众愿意持有货币是出于三种动机:

一、学习提要 产出和支出是相互作用的:支出决定产出和收入,同时产出和收入决定支出。收入与 支出的相互作用及其变动决定了GDP水平及其波动。在国民收入决定的凯恩斯模型中,假设 供给曲线是水平的,当总需求变化时。只会导致产出的变化,而不会导致价格的变化

Introduction What are the three big problems macroeconomics studies? GDP -- Calculation: intermediate inventories;used;GNP Real v.s. Nominal (deflator; CPD) Okun'sLaw

Solow growth model 1. Production function(total; per capita) 2. Savings investment schedule 3. Depreciation 4. Steady state 5. Golden rule 6. Path from one steady state to the Golden Rule steady state

Government Debt 1. Is budget deficit correctly measured? （1)Inflation （2)Capital Assets （ 3)Uncounted liabilities （ 4) Business cycle

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

Questions from Last Lecture Demand for money↑ =)=l ,Y) ↑ while fixed →l(r,y: hold& to balance the pressure ofd↑; hold,↑ to balance

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