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Public Economics Lectures Part 1: Introduction

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Model of Private Provision: Setup<br />

Private good X and a pure public good G.<br />

Price of each good is normalized to one (one-to-one transformation<br />

technology).<br />

Each household starts with an endowment Y h of good X .<br />

Individual h contributes G h to public good funding.<br />

Consumption of public good is G = ∑ h G h for everyone.<br />

Consumption of the private good is X h = Y h − G h for individual h.<br />

<strong>Public</strong> <strong>Economics</strong> <strong>Lectures</strong> () <strong>Part</strong> 7: <strong>Public</strong> Goods and Externalities 15 / 138

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