Considering the profit of members of supply chain the author researches the design of contract of supply chain members using principal-agent theory and bilevel decision-making .

• 并在合同制定过程中,本文兼顾了供应链成员利益和供应链整体利益,应用委托代理理论,并借鉴二层决策方法对供应链成员企业之间合同的制定做了相关探讨。