学科分类
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43 个结果
  • 简介:Accordingtocustomsstatistics,ChinesetradeimportsandexportstotaledUS$1,759.32billionfromJanuarytoOctoberthisyear,representinganincreaseof23.5percentoverthesameperiodlastyear,andnearlyequaltothetotalamountofimportsandexportsfromalloflastyear.ExportswereUS$985.84billion

  • 标签: 贸易结构 进口贸易 中国 出口贸易 最佳化设计
  • 简介:Thetraditionaleconomicgrowthmodeof"threehighsandonelow(highinput,highconsumption,highpollutionandlowefficiency)"makesChinagettheachievementsofeconomicdevelopmentandprosperityduringthereformandopeningupwithmorethan30years,butbehindthisextensivemodeofeconomicgrowthisexcessiveconsumptionofnaturalresourcesandalotofgreenhousegasesemissions,thisnotonlylimitsthegrowthrateofChina’seconomy,butmakesatremendousnegativeimpactontheenvironmentwhichisdifficultforustosurvive.Therefore,realizingindustrialstructurelow-carboneffectivelyanddevelopingalow-carboneconomycharacterizedby"low-power,lowconsumption,lowpollutionandlowemissions",becomeChina’snewtargetselectiontotransformeconomicdevelopmentmodeandrealizethegoalofoptimizationandupgradingofindustrialstructureandsustainabledevelopment.

  • 标签: INDUSTRIAL structure low-carbon TRANSFORMATION LOW
  • 简介:Ofitstotalexportvolume,theproportionofChina’snewandhightechnologyproductsandhighvalue-addedproductsisextremelylow.Itspuretechnologicalexportrateisonly2percentofthetotal.Therefore,alongwiththetransformationofthemodeofgrowthofChina’snationaleconomy,acorrespondinggrowthmodetransformationshouldtakeplaceinitsforeigntradesector,anditisnecessarytoachieveasignificantchangeinitsimportandexportproductmix.

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  • 简介:Chinaisfacingsevereproblemofwaterscarcity.Agriculturalsector,themainconsumerofwaterresource,hasremarkablychangeditsinstitutionsonwaterresourcedeployment,duetoheavyenvironmentalpressure.Asanewandspontaneousinstitution,groundwatermarkethasdevelopedrapidlyinnorthernChina,andhasimpactsonwaterusingbehaviorsandbenefitsoffarmers.UsinghouseholdsurveydatafromHebeiandHenanin2007,thispaperattemptstopindownthedevelopmentandoperatingofgroundwatermarketinruralChina.Wefocusonthemonopolyandcompetitioninthemarket.EmpiricalanalysisrevealsthatChinesefarmersaretryingtomakerationaldecisionwhentheycompetewithothersingroundwatermarket.Ingeneral,monopolyisnotfierceinChineseruralgroundwatermarket,withgreatvariationsamongdifferentvillagesandevendifferenttubewellswithinonevillage.Tubewellcosts,regulationandthedensityoftubewellsarethemaindeterminantsthataffectmonopolylevelofgroundwatermarket.Tomakewatermarketbenefitmoreandmorefarmersoflowincome,correspondingpoliciesareneededtomodifyitsdevelopmentinthefuture.

  • 标签: 中国农村 市场垄断 市场竞争 地下水 影响因素 水资源调配
  • 简介:Confrontingthecontradictionbetweentherapiddevelopmentofeconomyandtheeffectiveprotectionofenvironment,anddevelopinglowcarboneconomybyoptimizingtheindustrialstructurehavebecomeoneoftheeffectivewaytoattractmoreattention.Inthepaper,wemadearesearchonthecorrelationbetweenchina’sthreemainindustriesandcarbonemissionintensitytofindoutthemainfactorswhichaffecttheintensityofcarbonemissioninChinabymeasuringthegrossemissioninchina’s28mainprovincesin2003-2013andusingGreycorrelationanalysisbasedonthechangetendency.Theresultsindicatethatthesecondindustryhasthelargestcorrelationwithcarbonemissionintensity;thetertiaryindustryhelpsreducetheintensityofcarbonemission,butitisnotveryobvious;thefirstindustryhastheleastimpactoncarbonemissionintensity.Inthelastpart,accordingtothecharacteristicsofindustrialstructureandcarbonemission,weputforwardthesuggestionsandstrategiesontheadjustmentofchina’sindustrialstructureinfuturewiththeresultsanalysis.

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