高宏课件3 lecture

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1、第三章宏观经济学中的微观经济学基础——时间与均衡掌握动态一般均衡的基础知识；了解动态宏观经济学的微观基础；从微观过渡到宏观ReferenceEquilibriumandTime，Chapter20；inMas-Colell,Whinston,Green,MicroeconomicsTheory,OxfordUniversityPress,1995OutlineIntroductionIntertemporalUtilityIntertemporalProductionandEffeciencyEquilib

2、rium:One-ComsumerCaseStationaryPaths,InterestRatesandGoldenRulesDynamicsEquilibrium:SeveralConsumersOverlappingGenerationsRemarksonNonequilibriumDynamics1IntroductionStructureofTimeDynamicAspectsDynamicsEquilibrium2IntertemporalUtilityComsumptionstreamc=(c

3、0,…ct…),Bounded,

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8、ntproductionpath;Def:ProPathismyopicallyprofitmax;TVC;4Equilibrium:OneConsumerCaseSetting:Y,U,w;Def:WalrasianequilibriumPro:TVCholds;Def:consumptionismaxif….Pro20.D.7.Eulerequation——Optimizationproblem5Stationarypaths,interestratesandgoldenrulesPro20.E.2r>

9、0orr<0;GoldenRule6DynamicsFormsofDynamics(seefigure20.F1-4)Shocks:TransitoryorPermanent(fig20.F.7)7Equilibrium：SeveralConsumersDef:Walrasian(competitive)equilibrium20.G.1Pro:Walrasianequilibrium---ParetooptimalPro20.G.2:Severalalmostequalone,thatmeans,weco

10、ulduseoneagent8OLGIntergenerationtradearepossible;Twoperiod(Yong,thenOld);Budgetconstraint(20.H.1-2)Def:WalasianEquilibrium(Def20.H.1)Pro:Walrasianisparetooptimum(Pro20.H.1)Multiplicityofequilibrium9Non-equilibriumDynamicsShortrunequilibriumandpermanentinc

11、omeShort-runlawofdemandinOLGModelsLearning