Improving Purchasing Productivity at IBM with a Normative Decision Support System

Published Online:https://doi.org/10.1287/inte.15.3.106

A computerized vendor selection system was implemented for the purchasing department of IBM's Poughkeepsie manufacturing facility. The system, called the Vendor Selection System (VSS), employs advanced mixed integer optimization techniques within a flexible but structured environment to help purchasing personnel to make better contract decisions. They can use the VSS without prior training in computer science or programming and achieve significant savings.

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