antecedents of supply base reduction efforts an empirical investigation jeffrey a ogden ph d assistant professor chain management business department brigham young university 681 tnrb provo ut 84602 phone 801 422 2266 fax 0108 byu edu lisa m ellram bebbling wp carey school arizona state po box 874706 tempe az 85287 4706 author for correspondence abstract one important decision in the design organization s is number suppliers that will be utilized given product or service tool managers can use to help create and administer unfortunately very little literature deals directly with issues based on results case studies at ten organizations had recently implemented activities this paper begins process filling void research by discussing were associated these review used develop propositions which are tested using