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1、论文题目及作者信息论文题目：考虑服务退出因素的创新扩散研究（StudyoftheDiffusionofServiceswithAttrition）。第一作者：王炼，博士生；单位：西南交通大学经济管理学院，成都，610031；电话：13980983375；电子邮件：klarkew@gmail.com第二作者：叶乃沂，教授；单位：西南交通大学经济管理学院，成都，610031；电话：13076066752；电子邮件：nye@swjtu.edu.cnWANGLian&YENaiyiStudyoftheDiffusionofServiceswithAttritio
2、nBasedonthecharacteristicsofdiffusionofnewservices,thisstudyconsiderstheattritionintothetraditionalBassmodel,andcomparesitwiththenewmodelofdiffusionwiththefactorofattrition.TheanalysisconcludedthattraditionalBassmodelwillunderestimatethecoefficientofimitationandmarketpotential,an
3、dwilloverestimatethecoefficientofinnovation.ThestudyalsoconductedempiricalanalysisbyusingthedatafromChinamobile,TencentQQ,andBlogregistrationdata.Theempiricalresultssupporttheconclusion.Finally,thispaperdiscussedmanagerialimplicationsofthenewmodelofservicesdiffusion.Keywords：Diff
4、usionofServices;Attrition;BassmodelServiceswillplaymoreimportantroleinthenationaleconomicswiththeeconomicrestructuringandimprovement.ConsumptionofservicesisverydifferentfromconsumptionofphysicalgoodssuchastraditionaldurableproductslikeTVsetsrefrigerators,computersandsoon.Durablep
5、roductsusuallywillbeusedformanyyears.Consumerswillbuynewsaftertheyhavebeenusedup.Ifconsumerswillnolongercontinuetousethemmeantime,theycanonlygivethemtoothersaspresentorselloffthemasusedproductswithlosingsomeofvalues.Therefore,consumersusuallywillcontinuetousethepurchaseddurablepr
6、oducts.ToinvestigatethediffusionoftraditionaldurablenewWANGLian,isdoctoralcandidateinManagementScience(e-mail:klarkew@gmail.com),SchoolofManagementandEconomics,SouthwestJiaotongUniversity.YENaiyiisProfessorofbusinessofadministration(e-mail:nye@swjtu.edu.cn),SchoolofManagementandE
7、conomics,SouthwestJiaotongUniversity.ThisresearchispartiallysupportedbygrantsfromNSFC(71090402)andbythehumanitiesandsocialscienceresearchprojectfromChineseMinistryofEducation(10XJA630011).Products,weneedonlyobservethegrowthofsales.TheclassicBASSmodel(Bass,1969)hasexplainedthosep
8、henomenon.ResearchersexpendedtheBASSmode
