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The Review of Economics and Statistics Vol. 101 No. 5 2019

Regulation-Induced Pollution Substitution

Matthew Gibson

Williams College

Abstract

Environmental regulations may cause firms to reoptimize over pollution inputs. By regulating air emissions in particular counties, the Clean Air Act (CAA) gives firms incentives to substitute toward polluting other media, like waterways, and toward pollution from plants in other counties. I test these hypotheses using the EPA Toxic Release Inventory (TRI). Regulated plants increase their ratio of water-to-air emissions by 177% (102 log points) and their level of water emissions by 105% (72 log points). Regulation of an average plant increases air emissions at unregulated plants within the same firm by 11%.

DOI
10.1162/rest_a_00797
Volume
101
Issue
5
Pages
827-840
Language
en
Sources
openalex crossref

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