在供应链管理的文献中,许多工作研究供应商如何使用激励手段,如数量折扣,去影响零售商的订货行为以增加供应商的利润(与整个供应链的利润).多种形式的激励策略模型已有许多,但通常有一个关键的假设,即,供应商关于零售商的成本结构具有完全信息.本文研究了在非对称信息下供应商的最优数量折扣决策问题,得到了最优策略,并与完全信息的情形进行了比较. In the literature on supply chain management, many studies examine how suppliers use incentives, such as volume discounts, to influence the retailer’s ordering behavior to increase the supplier’s profit (versus the entire supply chain). Various forms of incentives There are many models, but there is usually a key assumption that the supplier has complete information about the retailer’s cost structure.This paper studies the optimal quantity discount decision-making problem of the supplier under asymmetric information and obtains the optimal strategy , And compared with the situation of complete information.