文档介绍：PublicFinanceandPublicPolicyThispageintentionallyleftblankTHIRDEDITIONPublicFinanceandPublicPolicyJonathanGruberMassachusettsInstituteofTechnologyWorthPublishersToAndrea,Sam,Jack,andAvaSeniorPublisher:CraigBleyerSeniorAcquisitionsEditor:erDevelopmentEditor:uftsMediaDevelopmentEditor:MarieMcHaleSeniorMarketingManager:ScottGuileAssistantSupplementsEditor:TomAcoxAssociateManagingEditor:TraceyKuehnProjectEditor:LeoKelly,MacmillanPublishingSolutionsProductionManager:BarbaraAnneSeixasArtDirector:BabsReingoldCoverDesign:KevinKallInteriorDesign:LissiSigilloPhotoEditor:position:MPSLimited,panyPrintingandBinding:RRDonnelleyCoverPhotographs:CapitolBuilding:Photodisc;Imageof“SignHere”SignonTaxForm:©DavidArky/Corbis;Imageofmanguidingsteeltruss:©RichLaSalle/GettyImages;Imageofbusinessmanholding“NeedWork!WorkforFood!”Sign:©;Imageofsurgery:©DarrenKemper/Corbis;Imageofelderlypeoplepracticingtaichi:©PeterMumford/AlamyISBN-13:978-1-4292-1949-5ISBN-10:1-4292-1949-1LibraryofCongressControlNumber:2006937926©2011,2007,2005WorthPublishersAllrightsreservedPrintedintheUnitedStatesofAmericaFirstprinting,2010WorthPublishers41MadisonAvenueNewYork,,,--tionResearchFellowship,aFIRSTawardfromtheNationalInstituteonAging,hArrowAwardfortheBestPaperinHealthEco--,andin2006,hereceivedtheAmericanSocietyofHealthEcon-omists’