Sunk costs and sunk benefits in environmental policy : I. basic theory

The standard framework in which economists evaluate environmental policies is cost-benefit analysis, so that policy debates usually focus on expected costs and benefits, or on the choice of discount rate. But this framework can be misleading when there is uncertainty over future outcomes, when there...

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Main Author: Pindyck, Robert S.
Other Authors: Massachusetts Institute of Technology. Center for Energy and Environmental Policy Research.
Format: Working Paper
Published: MIT Center for Energy and Environmental Policy Research 2009
Online Access:http://hdl.handle.net/1721.1/50181
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author Pindyck, Robert S.
author2 Massachusetts Institute of Technology. Center for Energy and Environmental Policy Research.
author_facet Massachusetts Institute of Technology. Center for Energy and Environmental Policy Research.
Pindyck, Robert S.
author_sort Pindyck, Robert S.
collection MIT
description The standard framework in which economists evaluate environmental policies is cost-benefit analysis, so that policy debates usually focus on expected costs and benefits, or on the choice of discount rate. But this framework can be misleading when there is uncertainty over future outcomes, when there are irreversibilities, and when policy adoption can be delayed. This paper shows how "economic" uncertainty (i.e., uncertainty over future costs and benefits of reduced environmental degradation) and "ecological" uncertainty (i.e., uncertainty over the evolution of an ecosystem) interact with two kinds of irreversibilities-- sunk costs associated with an environmental regulation, and "sunk benefits" of avoided environmental degradation-- to affect optimal policy timing and design.
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spelling mit-1721.1/501812019-04-11T05:55:33Z Sunk costs and sunk benefits in environmental policy : I. basic theory Pindyck, Robert S. Massachusetts Institute of Technology. Center for Energy and Environmental Policy Research. The standard framework in which economists evaluate environmental policies is cost-benefit analysis, so that policy debates usually focus on expected costs and benefits, or on the choice of discount rate. But this framework can be misleading when there is uncertainty over future outcomes, when there are irreversibilities, and when policy adoption can be delayed. This paper shows how "economic" uncertainty (i.e., uncertainty over future costs and benefits of reduced environmental degradation) and "ecological" uncertainty (i.e., uncertainty over the evolution of an ecosystem) interact with two kinds of irreversibilities-- sunk costs associated with an environmental regulation, and "sunk benefits" of avoided environmental degradation-- to affect optimal policy timing and design. Supported by the National Science Foundation. Supported by the MIT Center for Energy and Environmental Policy Research, the MIT Program on Global Climate Change, and the U.S. Department of Energy. 2009-12-15T23:57:44Z 2009-12-15T23:57:44Z 1995 Working Paper 95003 http://hdl.handle.net/1721.1/50181 35719366 MIT-CEEPR (Series) ; 95-003WP. 51 p application/pdf MIT Center for Energy and Environmental Policy Research
spellingShingle Pindyck, Robert S.
Sunk costs and sunk benefits in environmental policy : I. basic theory
title Sunk costs and sunk benefits in environmental policy : I. basic theory
title_full Sunk costs and sunk benefits in environmental policy : I. basic theory
title_fullStr Sunk costs and sunk benefits in environmental policy : I. basic theory
title_full_unstemmed Sunk costs and sunk benefits in environmental policy : I. basic theory
title_short Sunk costs and sunk benefits in environmental policy : I. basic theory
title_sort sunk costs and sunk benefits in environmental policy i basic theory
url http://hdl.handle.net/1721.1/50181
work_keys_str_mv AT pindyckroberts sunkcostsandsunkbenefitsinenvironmentalpolicyibasictheory