公共B2B网上交易中心课件.ppt

Chapter6PublicB2BExchanges1PrenticeHall,2003LearningObjectivesListthevarioustypesofe-marketplacesDescribeB2BportalsDescribethird-partyexchangesDistinguishbetweene-procurementand e-sellingconsortiaDescribethevariousownershipandrevenuemodelsofexchangesDescribethesupportmechanismsofferedbyexchanges,includingauctions*PrenticeHall,2003LearningObjectives(cont.)essfactorsofexchangesDiscussimplementationanddevelopmentissuesofe-anditsroleinsupportingmarketplacesandexchanges*PrenticeHall,2003ChemConnect:thetradingprocesswasslow,fragmented,ineffective,costlyAsaresult:BuyerspaidtoomuchSellershadhighexpensesIntermediarieswereneededfortosmooththeprocess*PrenticeHall,2003ChemConnect(cont.)moditiesfloorforbuyingandexchangingCorporatetradingrooms—privateonlineauctionsUp-to-the-atalogIndependentintermediary*PrenticeHall,2003ChemConnect(cont.)paniescansaveupto15%injust30minutesofreverseauctionChemConnectisgrowingrapidly,addingmembersandincreasingtradingvolumeeachyear*PrenticeHall,2003B2BExchangesPublice-marketplaces(publicexchanges)—tradingvenuesopentoallinterestedparties(sellersandbuyers)andusuallyrunbythirdpartiesExchange—amany-to-manye--marketplaces,e-markets,andtradingexchanges*PrenticeHall,2003B2BExchanges(cont.)Marketmaker—thethird-partythatoperatesanexchange(andinmanycases,paniesthatuseexchangesarepleasedwiththemandplantoincreasethenumberofexchangestheyparticipateTradersexpecttomorethandoublethevalueoftransactionsthattheydothroughtheexchanges*PrenticeHall,munities:InformationFlowesstoInformation9PrenticeHall,2003ClassificationsofExchangesSystematicsourcing—purchasingdoneinlong-termsupplier-buyerrelationshipsSpotsourcing—unplannedpurchasesmadeastheneedarisesVerticalexchange—anexchangeswhosemembersareinoneindustryorindustrysegmentHorizontalexchange—anexchangesthathandlesmaterialstradedinseveraldifferentindustries*PrenticeHall,2003