The paper studies the optimal economic order quantity problem of deteriorating items taking account of capital time-value and possible delay in payment of procurement cost.
研究了变质物品在考虑资金时间价值并且采购费允许滞后支付时的最优经济订货批量问题。
Secondly, regarding to the time of permissible delay in payment, cost functions are presented according to the order policy, and the existences of the optimal time are proved.
在两级分销供应链中，对于供应商提供的不同的延期支付期限，根据订货商的订货策略，给出了定时信用支付下的成本函数，并证明了模型最优解的存在性；
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