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1、中南民族大学硕士学位论文东西部上市公司会计信息价值相关性的比较姓名:闻德美申请学位级别:硕士专业:民族经济指导教师:张跃平20050520I1993-200311519932003AII1994-20031995-1996199619971997:199619961999Collinsetal.19991999(1)(2)(3)20902090IIIAbstractThefinancialreportisamainmeansofinformationdisclosureforlistedcompanies.Oneofitsbasicgoalsistosupplythepresentandpotentialusersaccountinginformationthatcanhelpthemmakeeconomicdecisions.Manydomesticandforeignscholarshavestudiedtheusefulnessofaccountinginformationinoursecuritymarket.Theirconclusionsaremuchthesame:ac。
2、countinginformationhasinformationcontentandvaluerelevance.Butmostoftheirstudyperiodsarenotsolong,themethodsarebasicallyeventstudy,andthereisnocomparisonbetweenthewesternandeasternlistedcompanies.Ourcountryisimplementingthedevelop-the-weststrategy,andthewesternlistedcompaniesareoneoftheimportantimpulsesofthewesterndevelopment.Then,hasthevaluerelevanceofaccountinginformationdifferencesbetweenthewesternandeasternlistedcompaniesornot?Whatdoinvestorsneedtopayattentiontowhileusingtheaccountinginformat。
3、ionofthewesternlistedcompanies?Withthedatafrom1993to2003,thethesiscomparesthevaluerelevancebetweenthewesternandeasternlistedcompaniesbymeansofassociationstudy.Allisdividedintofivechapters.Chapteroneintroducesthebackgroundandtherelatedresearches.Thefirstpartintroducestheoriginoftheresearchesonthevaluerelevanceofaccountinginformation.Thesecondpartrecommendsthetwoschools:informationperspectiveandvaluationmodelperspective.Onthebasisofefficientmarkethypothesis,theinformationperspectivestudiestherelat。
4、ionshipbetweenaccountinginformationandstockprice.However,thevaluationmodelperspectivelaysmoreemphasisontheinternalvaluationofstockbysomemodels.Althoughtheresomedifferencesbetweenthetwoschools,theyhavethesamefinalaim.Finally,thischapterintroducesrecentsituationofresearchesathomeandabroad.Foreignscholars’researchesshowaccountinginformationhassomeusefulness,butpresentsthedownwardtrend,anddifferentindicatorshavedifferentvaluerelevance.Accordingtothedomesticscholars,theaccountinginformationofoursecur。
5、itymarkethasdecisionusefulnessbutpresentsthedownwardtrendbecausetheadvancedresponsetoaccountinginformation.Chaptertwodiscussesseveralproblemsintheresearchdesign,suchasmeasurementofunexpectedearningsandabnormalreturns,longorshortofeventwindow,researchmethod,sampleselection.ConsideringtheshorthistoryofourstockIVmarketandtheexistenceofnonnegotiablestocks,thethesisselectsnaivemodelandequallyweightedaveragemethodtocalculateexpectedearningsandmarketreturnsrespectively.Inordertocomparethevaluerelevance。
6、ofaccountinginformationbetweenthewesternandeasternlistedcompanies,thethesisstudiesallA-sharecompanieslistedonShanghaiandShenzhenStockExchangefrom1993to2003inlightofinformationperspectiveandvaluationmodelperspectivewith1-yearwindow.Chapterthreestudiesthevaluerelevanceofaccountinginformationbyreturnmodelandassociationstudyonthebasisofinformationperspective.Mainfindingsare:accountinginformationhasremarkablevaluerelevance,andtherelevanceoftheeastishigherthanthatofthewest.ButtheR-squareofreturnmodeli。
7、slow.Amongyearmodels,theresponsecoefficientofaccountingearningsoftheeastisbasicallydownwardandthatofthewesthasnoregularity.Thecoefficientofnetassetsoftheeastrisessharplyfrom1995to1996,thendropsrapidlyandpresentsdownwardtendencygenerally.Astothewest,mostofthetimeitislowerthantheeast,butfluctuatesmuchsmaller;before1997itlagsbehindtheeastoneyear,buttheybasicallyhasthesametendencyafterthat.Chapterfourstudiesthevaluerelevanceofaccountinginformationbypricemodelonthebasisofvaluationperspective.Thefindi。
8、ngsinclude:sameasreturnmodel,accountinginformationhasremarkablevaluerelevance,andtherelevanceoftheeastishigherthanthatofthewest.TheR-squareoftheeastisalsohigherthanthatofthewest.Theincreasedexplanatoryabilityofaccountingearningsandthatofthesimultaneouseffectofaccountingearningsandnetassetsoftheeastarehigherthanthoseofthewest.Buttheincreasedexplanatoryabilityofnetassetsisreverse.Amongyearmodels,theincreasedexplanatoryabilityofaccountinginformationoftheeastreachesthepeakin1996.Sincethen,thevaluere。
9、levanceoftheaccountingearningsdeclinesyearbyyear.Butfrom1999,theexplanatoryabilityofnetassetsincreasesrapidly,whichoffsetsthedeclineoftheaccountingearningsandthejointvaluerelevancerisesoverall.ItisthesameastheconclusionofCollinsetalabouttheAmericanlistedcompanies.Before1999,thetendencyofthewestandtheeastdiffergreatly;afterthat,itissamebasically.Chapterfiveisanoverview.First,itsummarizesthesimilaritiesanddifferencesofthevaluerelevanceofaccountinginformationbetweenthewesternandeasternlistedcompani。
10、es:(1)boththewesternandeasternlistedcompanies’accountinginformationhaveremarkablevaluerelevance;(2)thevaluerelevanceofthewestislowerthanthatoftheeast;(3)thevaluerelevanceofthewesthasnoregularityorlagsbehindtheeastoneyearininitialstage,butastimegoeson,itshowsthesametendencyastheeastVfromtheendof1990s.Aboutthedifferences,theauthorconsidersthereasonliesintheregionalcharacteristicofthewestsecuritymarket,suchas:thestructureofthewesternlistedcompaniesissingleandmostofthewesternlistedcompaniesbelongtore。
本文标题:东西部上市公司会计信息价值相关性的比较
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