基于绩效改进的供应商群及其采购量的选择

以供应链管理中供应商群及其采购量选择为背景，利用数据包络分析(DEA)方法中的绩效来评价一组供应商；为使供应商绩效水平提高而更具有竞争力，给出了卖方绩效改进目标；利用数学规划模型选择满足买方需求水平的非合作供应商群及其采购量的方法具有明显优点：1)：考虑了买方需求偏好；2)：定量分析绩效改进买卖博弈过程目标；3)：克服了DEA方法中当卖方数量少而不适用的问题；模型仅需运行一次。

Approach to Vendors and it's Purchasing Quantities Selection Based on Improving Market Efficiency

The market efficiency in DEA is used to evaluate vendors under the hackground of vendors and it's purchasing quantities selection in supply chain management. An ideal targets set by the buyer is determined in order to make inefficiency vendors improving the efficiency score and competition. This paper proposes a buyer-sell game model that has distinct advantages over existing methods in selecting an optimal set of bids and it's purchasing quantities that satisfy the buyer's demand, and the improving market efficiency is also considered.