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基于动态偏离-份额模型的武汉市产业结构演变研究.docx

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基于动态偏离-份额模型的武汉市产业结构演变研究 Abstract Basedonthedynamicdeviation–sharemodel,thispaperexaminestheevolutionofindustrialstructureinWuhan.Byanalyzingthechangesinthecompositionandallocationofresourcesindifferentindustries,weexplorethefactorsandmechanismsaffectingthedevelopmentofthelocaleconomy.Ourfindingsshowthatthecity'sindustrialstructurehasundergonesignificantchangesoverthepastdecade,withashifttowardsservicesandhigh-techindustries.Thistrendreflectsthecity'seffortstoadapttoneweconomicchallengesandseizeopportunitiesforgrowth. I.Introduction Industrialstructureisakeydeterminantofeconomicdevelopmentandamajorfactorshapingaregion'scompetitivenessandlong-termgrowthprospects.Inrecentyears,thecityofWuhanhasundergoneasignificanttransformationintermsofitseconomicstructure.Withtheriseofservicesandhigh-techindustries,thecityhasbecomeahubofinnovationandentrepreneurship,attractingbusinessandtalentfromacrossthecountryandbeyond. Thispaperaimstoshedlightontheevolutionofthecity'sindustrialstructureandexplorethefactorsandmechanismsdrivingthistransformation.Weusethedynamicdeviation–sharemodeltoanalyzethechangesinthecompositionandallocationofresourcesindifferentindustries.Themodelallowsustodistinguishbetweentheeffectsofdemandandsupply-sidefactorsonthecity'seconomicperformance,sheddinglightonthefactorsthathavecontributedtoitsrecentsuccess. II.LiteratureReview Thestudyofindustrialevolutionandeconomicdevelopmenthasalonghistoryineconomics.Scholarshaveusedvariousmethodstoanalyzethefactorsandmechanismsaffectingthestructureofregionaleconomies,includinginput-outputanalysis,clusteranalysis,andregressionmodels.Inrecentyears,thedynamicdeviation–sharemodelhasemergedasapowerfultoolforstudyingtheevolutionofindustrialstructuresovertime. Themodelisbasedontheconceptofdynamicdeviation,whichreferstothegapbetweentheactualandoptimalsectoralallocationofresources.Thisgapreflectstheinefficienciesanddistortionsintheeconomicsystemandservesasameasureofthepotentialforstructuraltransformation.Themodelalsoincorporatesthesha