Technological feasibility and project-level economic costs are only two important considerations in previous estimations of climate mitigation costs. Now a study shows how political and institutional constraints matter too.

中文翻译：

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什么算作气候减缓成本


技术可行性和项目层面的经济成本只是以往气候减缓成本估算中的两个重要考虑因素。现在的一项研究表明政治和制度限制也很重要。