Data for: A mechanism design approach to a buyer's optimal auditing policy to induce responsible sourcing in a supply chain

This supplementary material provides the proof of propositions, theorems, and some extra figures, presented in the article mentioned below: "A mechanism design approach to a buyer's optimal auditing policy to induce responsible sourcing in a supply chain", accepted for publication in the "Journal of Environmental Management". DOI for the paper: https://doi.org/10.1016/j.jenvman.2019.109721本补充材料提供了下述已被《环境管理期刊（Journal of Environmental Management）》接收待发表的论文《供应链中诱导负责任采购的买方最优审计策略的机制设计方法》中的命题、定理的证明过程及若干额外附图。该论文的数字对象标识符（Digital Object Identifier，DOI）为：https://doi.org/10.1016/j.jenvman.2019.109721