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Public Economics Lectures Part 1: Introduction

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Chay and Greenstone 2005<br />

Also study home prices but use Clean Air Act as an exogenous change<br />

in pollution.<br />

Clean Air Act: imposed ceilings on pollution levels by county in mid<br />

1970s.<br />

High pollution counties experience sharp reductions in pollution levels<br />

relative to low pollution counties<br />

<strong>Public</strong> <strong>Economics</strong> <strong>Lectures</strong> () <strong>Part</strong> 7: <strong>Public</strong> Goods and Externalities 122 / 138

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