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为促进工业生态链发展,有效减少资源消耗和废弃物排放,构建了政府、工业生态链上下游核心企业间的三阶段序贯博弈模型,研究了政府财政补贴下工业生态链上核心企业的均衡定价策略。采用逆序推断的方法,求解了三阶博弈模型的均衡解,并分析了政府财政补贴对工业生态链核心企业产品定价和副产品交易价格的影响。研究表明,财政补贴可以改善社会总福利和工业生态链的利润。同时,政府采取仅对下游核心企业补贴的策略更优。
In order to promote the development of industrial ecological chain, reduce resource consumption and waste emissions effectively, a three-phase sequential game model was set up between core enterprises in the upstream and downstream industries of government and industrial ecosystem. The equilibrium of core enterprises in the industrial ecosystem under government financial subsidies Pricing Strategy. The method of reverse order inference is used to solve the equilibrium solution of the third-order game model. The influence of government subsidies on the product pricing and the by-product transaction prices of core enterprises in the industrial chain is analyzed. Research shows that financial subsidies can improve the overall welfare of society and the profits of the industrial ecological chain. At the same time, the government adopts a strategy that subsidies only to downstream core enterprises.