本文考虑一个含有一个供应商和一个零售商的整个供应链中，供应商在链中占据垄断地位，他不仅拥有零售商相关的成本信息，还有交货时间的决策权。

The supplier in the channel holds monopolistic status, in which he not only has relative cost information about the retailer, but also the decision-making right of the lead-time.

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企业必须提供交货快、质量高、成本低和服务好的产品才能在竞争中处于有利地位。

In order to be more competitive, enterprises must quickly offer products with high quality, low cost and good service.

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