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Public Economics Lectures Part 1: Introduction

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Feldstein Model: Setup<br />

Government levies linear tax t on reported taxable income<br />

Agent makes N labor supply choices: l 1 , ...l N<br />

Each choice l i has disutility ψ i<br />

(l i ) and wage w i<br />

Agents can shelter $e of income from taxation by paying cost g(e)<br />

Taxable Income (TI ) is<br />

TI =<br />

N<br />

∑ w i l i − e<br />

i=1<br />

Consumption is given by taxed income plus untaxed income:<br />

c = (1 − t)TI + e<br />

<strong>Public</strong> <strong>Economics</strong> <strong>Lectures</strong> () <strong>Part</strong> 3: Effi ciency 63 / 105

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