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What determines whether an environmental policy is implemented?

Students at Concordian International School (aged 15–17, Thailand) ask Prof. Jaffe how policymakers determine and weigh the economic, social and environmental impacts of a policy proposal. 

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Fig. 1: Example cost–benefit analyses.

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Correspondence to Amy Myers Jaffe.

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Jaffe, A.M. What determines whether an environmental policy is implemented?. Nat Rev Earth Environ 6, 319 (2025). https://doi.org/10.1038/s43017-025-00678-7

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