Based on the sustainability model for environmental economics, the bilateral game model for environmental problem is established in this paper.

在环境经济系统可持续性模型的基础上，建立了双边环境问题的博弈模型。

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Perhaps this shock will give rise to a new economic model in the West in which liberty and environmental sustainability have measurable value, to counteract our current infatuation with material wealth.

ECONOMIST: Letters