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页数:26页
时间:2019-02-28
《中国银行业x 效率实证研究》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、中国银行业X效率实证研究常琨(Email:changkunaq@etang.com)摘要:本文考察了1997-2002年间中国14家商业银行技术效率、配置效率和X效率的变化情况。其中DEA用以计算各银行的效率得分情况,Bootstrapping回归分析用以确定银行效率的影响因素。研究表明中国银行业近年来效率显著改善,但与发达国家相比仍有差距,其中国有商业银行的效率又低于股份制银行。低效率的原因主要归咎于配置低效率和规模低效率,这意味着金融管制的进一步放松和国有银行继续精简机构是必要的。回归分析显示单一国有产权对三种类型
2、的效率都有显著的负向影响,因此正在进行的国有银行股份制改造应能取得良好的效果。X-EfficiencyofCommercialBanksinChinaAbstractThisstudyhasthreemainobjectives:(1)toestimatethetechnicalandallocativeefficiency,andX-efficiency(hererefertocostefficiency)ofChinesecommercialbanks,(2)toinvestigateswhetherthecost
3、efficiencyofChinabankingsystemshasimprovedinrecentyears,(3)toevaluatethedeterminantsofthisthreetypesefficiencies.14commercialbanksareinvolvedinthesampleandTwo-Stepapproachhasbeenused.Theoverall,technicalandallocativeefficienciesweremeasuredusingDataEnvelopmentAn
4、alysis(DEA).TheregressionmodelwasusedtodeterminethefactorsinfluencingefficiencyandANOVAwasperformedtofindthedifferenceinefficiencyofstate-owned‘Big-Four’andotherbanks.Bootstrappingtechniqueisappliedinregressionanalysistoovercomethedata-generatingproblemofDEAeffi
5、ciencyscores.TheexaminationofX-efficiencyinbankinghasimportantpublicpolicyimplicationsinChina.Banksreform,especiallystate-ownedbanksreformisconsideredasoneofthemostimportantmissionsinChina.Since1997whenAsia’sFinancialCrisisbreaksup,Chinesegovernmenthasimplements
6、everalstepstoinsuredomesticbankingsystemsafety.270billionsYuanSpecialBondswereissuedtosupplement‘Big-Four’banks’capitalin1998.1998-1999,4AMCswereestablishedtosolveNPLsproblem.2001,ChinaentersWTOandmakesacommitmenttoopendomesticfinancialmarketinfiveyears.2004,ama
7、ssivecapitalinjectionofUS$45billionintoCCBandBOCwasdonetobuildthemincompetitivemoderncommercialbanks.Inpublicview,allthesemeasuresarefulfilledtomakestate-ownedbanksmoreefficient.Hence,theassessmentofbanksefficienciesisnecessary.Bergeretal.(1993)foundthatX-effici
8、enciesaccountforaround20%ormoreofcostsinbanking.However,scaleandproductmixinefficiencies,whenaccuratelyestimated,areusuallyfoundtoaccountforlessthan5%ofthecosts.Despi
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