简介：

简介：Astraditionalsingle-factorelectricityintensitycannotrevealtherealelectricityconsumptionefficiencyaccurately,thisstudyappliesthedataenvelopmentanalysis(DEA)approachtocalculalethetotal-factorelectricityconsumptionefficiencyofChina’s33industrialsectorsfromyear1998to2007,andusestheTobitmodeltoanalyzetheinfluentialfactorsofelectricenergyefficiency.TheresultshowsthatChina’sindustrialelectricityefficiencyisuniversallylow.Furtherstudyshowsthatindustrialstructureandtechnologicalprogresshavepositiveinfluenceonconsumptionefficiency,whileindustryconcentrationandelectricitypricehavenegativeinfluenceonconsumptionefficiency.Theeffectofpropertyrightstructureisfluctuated.Therefore,tooptimizeindustrystructure,promotetechnologicalprogress,maintaincompetition,anddeepenthereformofelectricitypricearebeneficialfortheimprovementofelectricenergyefficiency.

简介：Withthearrivaloftheeraofpersonalautoconsumption,residentsareenjoyingtheconvenienceoftravel;however,problemssuchasenvironmentalprotection,transportation,purchasingrestrictionareplaguingconsumersatthesametime.Asaneffectivealternativetoconventionalvehicle,electricvehicleinrecentyearshasbeenwidelyconcernedduetoitscharacteristicsofenergysavingandenvironmentalprotection.ToidentifythekeyinfluentialfactorsinthedevelopmentofEVindustryinChinaisconducivetoformulatingreasonableindustrialdevelopmentstrategyandmeetingmarketdemandofconsumers.Inthispaper,thekeyfactorsinthedevelopmentofEVindustryareobtainedbyanalyzingBaiduIndexineachtimeperiod.