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基于区块链的再制造供应链定价决策与智能合约

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为探究区块链技术对再制造供应链产品定价决策和利润的影响,运用博弈理论构建有无采用区块链技术的制造商(OEM)再制造模式和第三方再制造商(TPR)再制造模式的决策模型,分析再制造供应链最优定价决策,并对最优决策结果进行比较分析.研究结果表明在一定的区块链固定成本阈值范围内,区块链技术的采用能够增加再制造供应链成员利润、提高再制造品定价和消费者剩余及降低对环境的影响,但并不能使TPR再制造供应链系统利润最优.在采用区块链技术的TPR再制造模型中,OEM通过增加专利许可费用获取更多的TPR销售再制造品的利润.其次,采用再制造智能合约收益共享机制对区块链技术下再制造供应链进行协调.最后,通过数值仿真分析了关键参数的变化对区块链技术下再制造供应链产品定价与智能合约协调的影响.
Pricing decision and smart contract of remanufacturing supply chain based on blockchain
To explore the impact of blockchain technology on the pricing decisions and profits of remanufac-turing supply chain members,this paper adopts game theory to construct four decision models,the original equipment manufacturer(OEM)remanufacturing and the third-party remanufacturer(TPR)remanufacturing,both with and without blockchain technology.First,the optimal solutions of remanufacturing supply chains are analyzed and compared.Research results show that when blockchain costs fall within a certain range,the price(profits)of remanufactured products(two individuals)increases,consumer surplus improves,and the en-vironmental impact reduces compared the scenario without blockchain technology.However,the total profit of the supply chain cannot reach the optimum.In the TPR remanufacturing model with blockchain technology,the OEM takes the high patent license fee as a tool to obtain more profits from selling manufactured products.Then,a remanufacturing smart contract for the revenue sharing mechanism is designed to coordinate the re-manufacturing supply chain under the blockchain technology.Finally,numerical analysis illustrates the impact of key parameters on pricing decisions and smart contract coordination within the blockchain technology.

remanufacturing supply chainblockchain technologypricing decisionsmart contract

刘长义、朱时范、龚本刚、刘志

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安徽工程大学经济与管理学院,安徽 芜湖 241000

上海大学悉尼工商学院,上海 201899

再制造供应链 区块链技术 定价决策 智能合约

2024

系统工程学报
中国系统工程学会

系统工程学报

CSTPCD北大核心
影响因子:1.192
ISSN:1000-5781
年,卷(期):2024.39(6)