Strat.Mgmt.J.,20:1087–1108(1999) STRATEGYRESEARCH:GOVERNANCEAND COMPETENCEPERSPECTIVES OLIVERE.WILLIAMSON* WalterA.Haas,SchoolofBusiness,UniversityofCalifornia,Berkeley,California, U.S.A. Businessstrategyisacomplexsubjectandisusefullyexaminedfromseveralperspectives.This ...