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中国管理科学 ›› 2024, Vol. 32 ›› Issue (1): 231-241.doi: 10.16381/j.cnki.issn1003-207x.2021.2262

• • 上一篇    

碳配额交易政策下考虑消费者偏好和成员行为的供应链微分博弈研究

姚凡军1,肖汉2,高野2,高红伟3()   

  1. 1.北京理工大学管理与经济学院, 北京 100081
    2.青岛大学商学院, 山东 青岛 266071
    3.青岛大学数学与统计学院, 山东 青岛 266071
  • 收稿日期:2021-11-03 修回日期:2022-03-27 出版日期:2024-01-25 发布日期:2024-02-08
  • 通讯作者: 高红伟 E-mail:gaohongwei@qdu.edu.cn
  • 基金资助:
    国家自然科学基金项目(72171126);国家资助博士后研究人员计划(GZC20233393)

A Differential Game Study of Supply Chain Considering Consumers' Green preference and Member's Behavior under Cap-and-trade Policy

Fanjun Yao1,Han Xiao2,Ye Gao2,Hongwei Gao3()   

  1. 1.School of Management and Economics, Beijing Institute of Technology, Beijing 100081, China
    2.School of Business, Qingdao University, Qingdao 266071, China
    3.School of Mathematics and Statistics, Qingdao University, Qingdao 266071, China
  • Received:2021-11-03 Revised:2022-03-27 Online:2024-01-25 Published:2024-02-08
  • Contact: Hongwei Gao E-mail:gaohongwei@qdu.edu.cn

摘要:

随着消费者绿色偏好的不断提高,其在购买产品时会更加关注企业的环境绩效。作为企业环境绩效的重要表征,绿色商誉是随时间变化的无形资产。给定碳配额及其交易价格,本文构建了需求依赖于绿色商誉的微分博弈模型,从实际碳排放的短期和长期效应出发,求解并分析了消费者绿色偏好对三种决策模式策略和收益的影响,并对关键参数进行敏感性分析,最后对零售商远视和短视行为的策略和收益进行了比较和分析。通过理论分析和数值算例发现:碳配额交易价格和消费者绿色偏好系数与制造商广告策略负相关,与零售商的定价策略正相关;当消费者绿色偏好系数为零时,零售商的行为选择不会对广告和定价策略产生影响;集中决策模式下绿色商誉和利润最高,零售商远视的绿色商誉小于零售商短视情形;制造商更倾向于短视零售商,因为制造商可以挤压其利润空间,巩固领导地位和增加利润份额。

关键词: 碳配额交易, 微分博弈, 消费者绿色偏好, 绿色商誉, 短视行为

Abstract:

As environmental conditions deteriorate and climate change accelerates, consumers’ green preference continue to increase in order to reduce their carbon footprint. They will pay more attention to the firm’s environmental performance when purchasing products. Consumers who has green preference are willing to buy environmentally friendly products even if they cost a bit more. Meantime, several legislations, such as emission standard, carbon tax, carbon subsidy, and cap-and-trade system have been issued to reduce the emissions of carbon dioxide and other greenhouse gases by the regulators to deal with pollution reduction problems. The pollutant emissions are accumulated with the increase of production, which is not welcome by the environment and has a negative impact on firm’s reputation. Given the manufacturer’s actual emission of production, a reference level is introduced for emissions, which represents the number of emissions permits allocated to the firm by the regulator, and the market price of the carbon quota. Then the impact on the manufacturer’s profit of carbon quota is calculated with respect to actual emissions.As an important characteristic of firm’s environmental performance, green goodwill is an intangible asset that changes over time. In the dynamic equation of green goodwill, we use a parameter to scale the manufacturer’s environmental performance, i.e., the gap between the actual emission and emission standard σ(eˉ-e), which is interpreted as the consumers’ green preference. When the actual emission is smaller than the standard, i.e., eˉ-e>0, the environmental performance will have a positive impact on the green goodwill and demand. On the contrary, the impact is negative. The manufacturer’s advertising strategy also has a positive impact on the green goodwill. When the impact of environmental performance is negative, the positive effects of advertising strategy can offset the negative effects.From the short-term and long-term effects of actual carbon emissions, a differential game model is established that demands rely on green goodwill, it is found the advertising and pricing strategies of manufacturer and retailer in different decision-making models, respectively. The impact of key parameters on the strategies and profits is analyzed. Furthermore, the impact of retailer’s myopic behavior on the equilibrium strategies and outcomes is assessed. The retailer is myopic when she ignores the effect of today’s decision on future outcomes. In this setting, the strategies and profits are found and compared when retailer is myopic or far-sight. From the theoretical analysis and numerical simulations, it is found that the carbon quota price and consumers’ green preference coefficient are negatively related to the manufacturer’s advertising strategy and positively to the retailer’s pricing strategy. When the consumers’ green preference coefficient is zero, the retailer’s myopic behavior will have no influence on the advertising and pricing strategies. The environmental performance also has no impact on the decision of consumers. Green goodwill and profits are highest in the centralized decision-making model, and the manufacturer’s green goodwill in myopic scenario is higher than a far-sight scenario. Manufacturer prefers a myopic retailer because it can squeeze the retailer’s profit margins, consolidate the leadership and increase the share of profits. The results of the paper can provide implications for firms and policymakers.

Key words: cap-and-trade, differential game, consumers’ green preference, green goodwill, myopic

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