Chapter1TheScienceofMacroeconomics(曼昆宏观经济学,第七版(英

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1、CHAPTER1TheScienceofMacroeconomicsMANKIW'SMACROECONOMICSMODULES®APowerPointTutorialToAccompanyMACROECONOMICS,7th.EditionN.GregoryMankiwTutorialwrittenby:MannigJ.SimidianB.A.inEconomicswithDistinction,DukeUniversityM.P.A.,HarvardUniversityKennedySchoolofGovernmentM.B.A.,MassachusettsInstitute

2、ofTechnology(MIT)SloanSchoolofManagementMankiw’sMacroeconomicsModulesforMacroeconomics7thed.arededicatedtothelovingmemoryofmycherishedfather,bestfriendandmentor.Daddy–youarestillmyinspirationformakingsurethesetutorialsarethebesttheycanbeforstudentsworldwide!AraVahanSimidian(June24,1928-Decemb

3、er19,2008)Mayhecontinuetoenjoylearningandlovingeconomicsfromheavenabove.InMemoriamAraVahanSimidianwithMankiw’sMacroeconomicsModulesauthor,MannigJ.Simidian,2007.ProfessorGregMankiwisnotonlyaprolific,talented,andingeniouseconomist,buthumbleandkind-hearted.Hisuniqueandextraordinarycreativeabilit

4、ytoimpartknowledgemakeshimbothaneconomistandartist.Iamsohonoredandgratefulagainbeapartofsupplementinghisunprecedentedcraftsmanship.Mymentor,andfriendforoveradecadeProfessorMikeMcElroy(NorthCarolinaStateUniversity)wasthefirsttoseethenoveltyinthesetutorialswhileIwasanundergraduatestudentatDukeU

5、niversity.Hiscontributionsandinfluencewillbeapartofmyworkindefinitely.MygratitudeisendlessaswelltoProfessorsDavidDenslow,MarkRush,EdTower,andJeffFrankel.MyloveandgratitudegoestomydearfriendandsurrogatefatherDr.LawrenceBrockman,D.M.D,anendodontistbutaneconomistinspiritwhohasbeenmyteacher,inspi

6、rationanddearestfriendforoveradecade.Ialsowanttothankthefollowingspecialpeopleinmylife:mymother,Jane,MichaelHill,Elle&Ava,Stephanie&JackTaylor,LaraKleinman&EricWolf,LulaPeoples,GiGiandDavidGreeneandMicheleRubino.Thankyouallforalwayslovingme,believinginmeandcheeringmeon!MannigJ.SimidianJune200

7、9AcknowledgementsEveryonehasreasontothinkcriticallyaboutmacroeconomicissues.Itisimperativethatweseektounderstandwhysomecountriesaregrowingfasterorslowerthanothersorwhysomehavegreaterfluctuationsininflationorunemployment.Thestateofthemacroecon