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1、TheresearchregisterforthisjournalisavailableatThecurrentissueandfulltextarchiveofthisjournalisavailableathttp://www.emeraldinsight.com/researchregistershttp://www.emeraldinsight.com/0960-0035.htmIJPDLMAconceptualframeworkof32,2vulnerabilityinfirms'inboundandoutboundlogisticsflows110GoÈranSvensson
2、ReceivedJanuary2001VaÈxjoÈUniversity,VaÈxjoÈ,SwedenRevisedJuly2001RevisedNovember2001KeywordsInboundlogistics,Outboundlogistics,SupplychainAbstractThereasonforthisresearchoriginatesfromthetime-andfunctionaldependenciesbetweenfirms'activitiesandresourcesinsupplychains.Thesedependenciescausevulnera
3、bility.Theprincipalobjectiveofthisresearchistoconceptualizetheconstructofvulnerabilityinfirms'inboundandoutboundlogisticsflows.Thevulnerabilityconstructofthisresearchconsistsoftwocomponents:disturbanceandthenegativeconsequenceofdisturbance.Thisresearchisbaseduponatwo-phaseprocessutilizingsequenti
4、altriangulation.Itisproposedthatthevulnerabilityintheinboundlogisticsflowsfromsub-contractors,andthevulnerabilityintheoutboundlogisticsflowstocustomers,maybemeasuredandevaluatedbyfourprincipaldimensions,namely:servicelevel,deviation,consequenceandtrend.Inaddition,amodelofinboundandoutboundvulnera
5、bilityscenariosinsupplychainsisintroducedforteachingandtrainingpurposes,aswellastopositionandcomparetheoutcomeofreplicationstudiesofvulnerabilityinfirms'inboundandoutboundlogisticsflows.ResearchproblemThetheoreticalbasisforthisresearchisderivedfromthesimpleandobviousfactthatthereexistdependencies
6、betweenfirmsinanymarketplace8Lambertetal.,1998;HaÊkanssonandSnehota,1995;Stern,1969;Alderson,1957,1965;McCammonandLittle,1965;Weld,1916).Inthisresearch,dependencereferstothefactthatthereisalink,atie,orabondbetweenonefirminrelationtoanotherfirmorfirms8Lambertetal.,1998;HaÊkanssonandSnehota,1995).H
7、ammarkvistetal.81982)discussdifferenttypesofdependenciesbetweenfirmssuchastechnicaladaptations,timeissues,coordination,knowledgeabouteachother,socialbondsandeconomicalaswellasjuridicalties.Furthermore,Mattsson81999)wri