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1、本科毕业论文外文翻译原文:THEIMPACTOFTHECOMPOSITIONOFEXPORTSONEXPORTPERFORMANCE出处:DEECONOMIST135,NR.2,1987作者:S.BRAKMANANDC.J.JEPMA1.INTRODUCTIONTheissueofwhatdeterminescountries'exportshareininternationaltradehasoftenbeenthesubjectofempiricalanalysis.Oftensuchananalysi
2、siscarriedoutbyusingsimplesingle-equationmodelsfocusingonsubstitutionofdemand.Commonpracticetherebyistoconcentrateonthecalculationoftheelasticityofsubstitutionbetweentwoexporters(usuallythecountryconcernedandagroupofcompetitors)inathirdmarket,simplybytakin
3、gthequotientoftheexportdemandequationsforthetwoexporters.Insuchaframeworkcompetitivenessiscruciallylinkedwithrelativeprices.Reality,however,isfarmorecomplicated.Thesingle-equationmodelsthereforehavebeensubjecttoseverecriticismfortheirsimplicityandtheaprior
4、iassumptionswhichhavetobemade.Mostcriticismswereofaneconometricnature(startingfromOrcutt,1950);however,theoreticaldoubtshavebeenexpressedaswell.Thisresultedinsomeextensionsofthemodel,e.g.theintroductionofsupplyfactors,theincorporationofnon-pricefactors,and
5、theimpactofthebusinesscycle.Ageneralweaknessofthetraditionaltrademodelsisstilllackofattentiontotheimpactofthedifferencesinthecompositionoftheexportsbetweencompetingcountriesontheirrelativeexportperformance.NeverthelessTyszynski(1951)didseparatetheimpactoft
6、hecompositionofexportsandcompetitivenessonexportperformance;othersfollowed,butthepreciserelationshipbetweenthecompositionofexportsandcompetitivenessremainedunclear.ThemajorcontributiontothisissuehasbeenmadebyOoms(1967),butreceivedlittleattention.Alsohardly
7、anyattentionhasbeengiventothepolicyimplicationsofthemodels.Thepresentpapertriestoindicatehowthecompositionofexportsisrelatedtoexportperformance,bothdirectlyandviathe(other)factorsdeterminingtheexports,andcanbeconsideredanextensionoftheOomsmodelinsomerespec
8、tswithanemphasisonthepolicyaspects.Asetoftrademodelsispresented.Theydifferwithrespecttotheunderlyingassumptions,butgenerallyhaveincommonthattworegionsofdestinationaredistinguished,enablinganalysisoftheimpacto