Eli P Fenichel, Matthew Kotchen, Ethan T Addicott, 20 August 2017

How the future is discounted in cost-benefit analyses is a contested issue, with economists disagreeing on whether approaches to discounting should be prescriptive or descriptive. This column presents a new way to model individuals’ discounting based on a demographic approach. The advantages of a purely mortality-based approach are transparency, an empirical basis, and broad data availability.

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