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American Economic Review Vol. 101 No. 3 2011

The Effect of Allowing Pollution Offsets with Imperfect Enforcement

Hilary Sigman1; Howard F. Chang2

1 Rutgers University, 75 Hamilton St., New Brunswick, NJ 08901-1248, and National Bureau of Economic Research. · 2 University of Pennsylvania Law School, 3400 Chestnut St., Philadelphia, PA 19104-6204.

Abstract

Public policies for pollution control, including climate change policies, sometimes allow polluters in one sector subject to an emissions cap to offset excessive emissions with pollution abatement in another sector. The government may find it more costly to verify offset claims than to verify compliance with emissions caps. Concerns about such enforcement difficulties may lead regulators to restrict the use of offsets. We demonstrate that allowing offsets may increase pollution abatement and reduce illegal pollution, even if the government has a fixed enforcement budget. We explore circumstances that may make allowing pollution offsets an attractive option when enforcement is costly.

DOI
10.1257/aer.101.3.268
Volume
101
Issue
3
Pages
268-272
Language
en
Sources
bibtex:phds-export.bib crossref openalex

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