空间经济学对称核心_边缘模型解读

108西南民族大学学报(人文社科版)2008/08总第204期-[]克鲁格曼建立的核心-边缘模型被认为奠定了空间经济学的基础,它成功地将空间维度纳入了分析框架,揭示了空间经济的很多重要特征,模型所展示的经济为政府介入提供了极其丰富的空间本文用通俗易懂的语言注解阐释并演绎由克鲁格曼建立,并经鲍德温等人补充完善后的一个空间经济学经典模型,即对称核心-边缘模型笔者省略了所有数学公式和数理分析,完全借助相关概念和图形表述模型的核心思想和直观经济内涵,对空间经济学的初学者能够起到入门引导激发兴趣的作用[]空间经济学;对称核心-边缘模型;循环因果;聚集;非均衡力:F061:A:1004!3926(2008)08!0108!09:,300071(Krugman,1991)-(Core-PeripheryModel)(),[1],[2][3][4](Fujitaeta.l1999,Baldwineta.l2003,HendersonandThisse.2005),,,,,,,(Baldwineta.l2003)-()[3],,,,,;,;,,-[5](DixitandStiglitz,1977),()(),,(),,,,,,()(),,,(),(),,,,,,西南民族大学学报(人文社科版)2008/08第204期本刊网址:∀#(Samuelson,1952,1954),,,,,,,,,,,,,,,;,,,(),,,,(),,,,,,,,,,,,,,,,,,-,,,,,,,,,,,,,,,∀#,,,,,,,,,(),,,-(一)三种效应∀#,,,,,∀#,∀#,,,,,,,∀#,∀#,,,,,110西南民族大学学报(人文社科版)2008/08总第204期,,,,,(二)两种作用力:(),,,,,;,,,(三)非均衡力,,,,,,,,,,,,,,,,(四)贸易自由度,,,(),,,,[0,1],01,,,,,,,,,,(一)区域对称结构的稳定性1(1),,,,,,,,,,,,,(),,,,,,():,,(),∀#,∀#,,,∀#∀#,∀#∀#(2),,,,()(),,,,(),∀#,∀#,,∀#西南民族大学学报(人文社科版)2008/08第204期本刊网址:∀#(3),(),,,,,!!!(),∀#∀#,∀#,(),∀#∀#∀#!!!12,,,,,,,,,,,,,,,(),,,,,,,,,,,(),,?,,,,,,,3,,∀#,,,,,,,,,,,,,,,-,∀#(),∀#,∀#∀#,,,,∀#4,,,,,∀#5,(,),,,112西南民族大学学报(人文社科版)2008/08总第204期∀#6,,,,?,,,,,,7,,,(),,,22:RichardBaidwin,RikardForslid,PhilippeMartin,GianmarcoOttavinoandFredericRobert-Nicoud:EconomicGeographyandPublicPolicy,PrincetonUniversityPress,2003,p.26,B,BB,,B,,,,,,B,,,,,,B,8,,(),()(Krugman,1980)∀#:,,,,,()(),1,1(Baldwin,2000):[8],,,∀#9()(),;,2,A(),,,,,,,,(),∀#,,∀#10,A,()1,,,,西南民族大学学报(人文社科版)2008/08第204期本刊网址:(二)聚集结构的稳定性1,,,,,,:,?,∀#?,,,,,,∀#2,,,,,,(),,,,,333,(2),,,S,SS,S,,,S,S3,,,,,,,,,,(),∀#,,,∀#∀U#,4[9]4::,114西南民族大学学报(人文社科版)2008/08总第204期,200512,150,,3(S,1)AD()!!!,1,,;,,,,555,,[0,1],(),[0,1],1/2,,SH0123,,-,,∀#∃(S,B),,,,,,,,,:?,,,,,2(1),(),,,,,,(),,,,,,,,,,;,,(),,;,,,,,,5,,,5,,:(),,,,∀#,∀#,,,,,,(2),西南民族大学学报(人文社科版)2008/08第204期本刊网址:(),,(),,,,,,,6,6,,,(),(),,,,(),,,∀#,,,,,,,,,,,,(3)6,,,,,,,-,,,(),,,,,,,∀#(4)(),,(Baldwin,2001),,,,,,,,,[10],,,∀#,,3,,,116西南民族大学学报(人文社科版)2008/08总第204期,,∀#,,,,,,:1()SSBB,7SSBB7,-()(),,,∀#(),,,,,,,,,,,,,,,:[1]Krugman,Paul(1991),IncreasingReturnsandEconomicGeography,JournalofPoliticalEconomy,99,483-499.[2]FujitaM.,KrugmanP.andA.Venables(1999),TheSpatialEconomy:Cities,RegionsandInternationalTrade,MITPress.[3]RichardRichardBaidwin,RikardForslid,PhilippeMartin,GianmarcoOttavinoandFredericRobert-Nicoud(2003),EconomicGeographyandPublicPolicy,PrincetonUniversityPress.[4]J.VernonHendersonandJacques-FrancoisThisse(2005),AgglomorationandEconomicGeography,HelenGainfordElsevier.[5]Dixit,A.K.andJ.E.Stiglitz(1977),MonopolisticCompetitionandOptimumProductDiversity,AmericanEconomicReview,67,297-308.[6]Salmuelson,P.A.(1952),TheTransferProblemandTransportCosts:TheTermsofTradeWhenImpedimentsAreAbsent,EconomicJourna,l62,278-304.[7]Salmuelson,P.A.(1954)TheTransferProblemandTransportCosts,II:AnalysisofEffectsofTradeImpediments,EconomicJourna,l64,264-289.[8]Baldwin,RichardE.(2000).RegulatoryProtectionism,DevelopingNationsandaTwo-TierWorldTradingSystem,BrookingsTradeForum,TheBrookingsInstitution,WashingtonDC,237-293.[9][M],2005[10]Baldwin,RichardE.(2001),TheCore-PeripheryModelwithForward-LookingExpectations,,RegionalScienceandUrbanEconomics,31,21-49.:2008-05-04ContentsReligion,CommunityandAnthropologicalTruthinSouthwestChinaKoenWellens(1)RethoughtonRepresentationsandSelf-RepresentationsoftheBaiinDal,iYunnanBethNotar(5)LiteraryandAnthropologicalArticulations!!!AnInterviewwithPro.fYueGang,UniversityofNorthCarolinaatChapelHillZhangYahu,iFengXian,WangBoandJiangXiaojun(13)TempleReligiousEconomyinSichuanTibetanAreasZhouXing-wei(20)EconomicDevelopmentOrganisminTibetanAreasinChinaLuoXiao-qin,PanJiu-yan(25)ReconstructionofUrban-RuralRelationandNewCountrysideinTibetanAreasinChinaChenZhen(29)TheAcademicEffectofJournalsRelatedwithMarxismbasedonCSSCI(2004-2006)YuanHong(63)StatisticsAnalysisonJournalsRelatedwithMarxismbasedonCSSCI(2004-2006)HanZi-rui(74)SecondCopyRatioandWebDownlowdRatioofJournalsRelatedwithMarxismMaJing(79)AStudyonJianChangchens'ThoughtofTaoismZhangChong-fu(93)AcademicexplorationonFormationandDevelopmentofIndustrialClusters!!!BasedonAssociationofRegionalEconomicEffectandAgglomerateEconomicEffectHeXiong-lang(103)Abstract:Themodelofspatialcompetitioninmypapershowsthatregionaleconomiceffectandagglomerateeconomiceffecthaveinfluenceontheformationanddevelopmentofindustrialclusters.Whentradecostsarehigh,localizedmarketdemandleadstodispersionoffirms;lowertradecostscanleadtoagglomerationoffirms,butwheretheagglomerationtakeplaceisdecidedbythefoldedeffectsofregionaleconomiceffectandagglomerateeconomiceffec.tAPlainInterpretationontheSymmetricCore-PeripheryModelinSpatialEconomicsYinGuang-wei(108)Abstract:Thispapergivesaplaininterpretationtoaclassicmodelinspatialeconomics!!!thesymmetriccore-peripherymode,lwhichwasfirstmodeledbyKrugmanandthencomplementedandimprovedbyBaldwineta.lWithallthemathematicalformulasandmathematicalanalysesomitted,theauthorusesonlyrelatedconceptsanddiagramstoexpresskeyideasandeconomicintuitionsoft