00636nam0-22002531i-450-990002630390403321000263039FED01000263039(Aleph)000263039FED0100026303920000920d1985----km-y0itay50------baENGManagement Sciencedi Sang LeeBostons.e.1985Lee,Sang H.107426ITUNINARICAUNIMARCBK9900026303904033211-6-196-TI1267(DEA)ECAECAManagement Science432986UNINAING01