基于数量弹性合同的竞争型供应商和销售商最优订货量决策方法

针对多个供应商和多个销售商构成的供应链系统,研究了数量弹性合同中供应商和销售商双方竞争模式的订货决策,以实现各供应商和各销售商利润最优.一方面,从供应商角度考虑,通过一种交互规划方法——逐步宽容约束法得到各供应商均满意的商品生产量;另一方面,从销售商角度考虑,根据各供应商对各销售商不同属性持有不同程度的偏好态度,应用Markov链群体排序法对各销售商进行偏好排序,同时得到各销售商的最优商品订货量,实现各销售商利润最优.

Decision Method of Optimal Order for Competitive Suppliers and Retailers Based on Quantity Flexibility Contract

For the supply chain system with multiple suppliers and multiple retailers, order decision was studied under the quantity flexibility contract with competition between both sides, to achieve the optimal profit for each supplier and each retailer. On the one hand, in terms of the suppliers, a satisfactory production of goods for each supplier was obtained by means of a kind of interactive programmer method-Gradual Easy Constraint method. On the other hand, in terms of the of retailers, according to the each supplier holds a different preference attitude for different attributes of each retailer, to sort retailers as preference in application of a group decision sequencing method of Markov chain. The optimal order quantity of goods for each retailer was obtained at the same time that the optimal profit was realized for each retailer.