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中国管理科学 ›› 2025, Vol. 33 ›› Issue (10): 339-349.doi: 10.16381/j.cnki.issn1003-207x.2022.2073

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考虑链间竞争与链内研发成本共担的绿色供应链决策——基于非合作-合作两型博弈方法

李梦祺1, 李登峰1(), 南江霞2   

  1. 1.电子科技大学经济与管理学院,四川 成都 611731
    2.苏州科技大学商学院,江苏 苏州 215009
  • 收稿日期:2022-09-21 修回日期:2022-12-15 出版日期:2025-10-25 发布日期:2025-10-24
  • 通讯作者: 李登峰 E-mail:lidengfeng@uestc.edu.cn
  • 基金资助:
    国家自然科学基金项目(72071032);国家自然科学基金项目(72271046);国家自然科学基金项目(72061007)

Competition of Green Supply Chains and R&D Cost-sharing within a Chain: Based on Noncooperative-Cooperative Biform Game Approach

Mengqi Li1, Dengfeng Li1(), Jiangxia Nan2   

  1. 1.School of Economics and Management,University of Electronic Science and Technology of China,Chengdu 611731,China
    2.School of Business,Suzhou University of Science and Technology,Suzhou 215009,China
  • Received:2022-09-21 Revised:2022-12-15 Online:2025-10-25 Published:2025-10-24
  • Contact: Dengfeng Li E-mail:lidengfeng@uestc.edu.cn

摘要:

针对两条绿色供应链的链间竞争以及链内制造商和零售商的绿色研发成本共担,本文使用非合作-合作两型博弈方法研究此类竞争与合作共存的供应链的均衡价格及最优利润。首先,在非合作博弈部分,作为所在供应链的领导者,两个制造商分别制定产品批发价格,链内的零售商根据批发价格制定产品零售价格,构成竞争格局。两条供应链链内的上下游企业进行Stackelberg博弈的同时,供应链间同级成员进行横向市场竞争,构成Nash博弈。其次,在合作博弈部分,通过制造商与零售商选择绿色技术水平及绿色研发成本分担比例,分别对两条供应链建立合作博弈,刻画供应链间竞争及链内制造商与零售商的合作,利用Shapley值分配每条供应链的利润。以合作博弈部分分得的利润作为各供应链成员的支付函数,构建非合作博弈部分的博弈模型,求解Nash均衡策略即最优批发价和最优零售价。运用数值模拟分析绿色竞争强度和交叉价格敏感系数对均衡策略及最优利润的影响。研究结果表明:在供应链内制造商与零售商绿色研发成本共担的情况下,绿色技术水平和供应链成员利润均与研发成本系数呈正相关。绿色竞争强度的增加不仅导致两条供应链的所有成员利益受损,也使企业减少绿色技术投入,产品绿色度下降。而产品价格竞争加剧可以促使制造商生产高绿色度产品的同时为企业带来更高利润。本文结果可为竞争与合作共存的绿色低碳可持续供应链管理提供新方法。

关键词: 竞争供应链, 产品绿色度, 绿色研发成本共担, 非合作-合作两型博弈, Shapley值

Abstract:

With the prevalence of sustainable development, finding the balance between economic development and environment pollution is an issue that every enterprise in the supply chain needs to solve. The contradiction between high product green level and high green R&D cost leads to the decrease the enterprises' positivity of green technology R&D and profit. In order to meet the green product demands of consumers, many retailers, such as Walmart, have long been committed to help upstream manufacturers to ease the financial pressure by sharing the green R&D cost, which can encourage manufacturers to improve the level of green technology and realize the rational optimization of the supply chain resource. Considering the green competition, price competition and cooperation between manufacturers and retailers, it is worthwhile to explore how to determine the optimal price and the optimal level of green technology.For the competition of two green supply chains and the sharing cost of manufacturers and retailers, the equilibrium price and the optimal profit of supply chains are studied by using the noncooperative-cooperative biform game in this paper. In the noncooperative game part, choose wholesale price and retail price as strategies, which constitutes the competitive situation. In the cooperative game part, manufacturers and retailers optimize the level of green technology and the sharing proportion of green R&D cost. Two cooperative games are established to describe the competition of supply chains and the cooperation among supply chain members. Shapley value is used to distribute the profit of each supply chain. Based on the profit of the cooperative game, the Nash equilibrium strategy of supply chain members is obtained by constructing the non-cooperative game. The influence of the product green competitive intensity and cross price sensitivity coefficient on equilibrium strategy and optimal profit is analyzed through a numerical example.The results show that the green technology and the profit of supply chain members are positively correlated with the coefficient of green R&D cost. As the product green competitive intensity increases, the profit of supply chain members is reduced. And enterprises will reduce the investment in green technology, which leads to the lower green level of products. However, the product price competition can prompt manufacturers to produce products with high green level and raise product pricing. A new method is provided to study the management for green supply chains with coexistence of competition and cooperation.

Key words: competing supply chains, product green level, green R&D cost-sharing, noncooperative-cooperative biform game, Shapley value

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