学科分类
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2 个结果
  • 简介:Chinaachievedmajorprogressinlow-carbondevelopmentduringtheperiodofthe11thFiveYearPlan(2006-2010).Theincreasingtrendofenergyintensityandcarbonintensityoftheeconomyasseenpriorto2005wasreversedtoasharpdecreasingtrend,leadingtoa19%decreaseinenergyintensityand21%decreaseincarbonintensityinfiveyears.Theenhancedenergyefficiency,mostlyduetoefficiencyimprovementinpowerandmanufacturingsector,isthemajordriverofthedecreaseincarbonintensityoftheeconomy.Thedevelopmentofrenewableenergy,despiteitsimpressivegrowthrate,playedaminorrolebecauseofitssmallshareintheenergymixofthecountry.Energycon-sumptionandenergy-relatedcarbonemissionsperunitofareainbuildingcontinuedtogrowatalesserrate,which,combinedwiththefastgrowthoftotalbuildingvolume,ledtofastgrowthintotalenergyconsumptionandcarbonemissionsinthesector.Similartrendisobservedinthetransportationsectorwhosetotalenergyuseandcarbonemissionscontinuedtogrowfastdespiteslightimprovementinenergyefficiency.Agriculturalenergyuseexperiencedaslightchangeandforestrymadeamajorcontributiontocarbonsinks.Policyandinstitutionalinnovationshelpedbuildasolidsystemofrulesforlow-carbondevelopment.Improvingcosteffectivenessofthesystemremainsamajorchallengeforthenextfiveyearplanperiod.

  • 标签: 低碳 经济 中国 二氧化碳排放量 能源强度 能源效率
  • 简介:Thispaperanalyzestheimpactofincomedistributiongaponconsumptiondemandfromatheoreticalview,anddrawstheconclusionthatthereisaninverserelationshipbetweenincomedistributiongapandconsumptiondemand.Then,thepaperfindsthattheexistingwideningincomedistributiongapinChinahasanegativeimpactonconsumptiondemand,butthisisnotthekeyfactorfortheinsufficientconsumptiondemandbecauseofthelowlevelofpercapitalincome.Atlast,itsuggeststhatgovernmentsshouldimprovetheincomelevelofentireresidentsandadjustincomedistributionstructuresimultaneously.

  • 标签: 收入分配差距 消费需求 城镇居民 统计数据 实证分析 中国