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Public Economics Lectures Part 1: Introduction

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Empirical Estimates: Duration Elasticity<br />

Early literature used cross-sectional variation in replacement rates.<br />

Problem: comparisons of high and low wage earners confounded by<br />

other factors.<br />

Modern studies use exogenous variation from policy changes (e.g.<br />

Meyer 1990)<br />

<strong>Public</strong> <strong>Economics</strong> <strong>Lectures</strong> () <strong>Part</strong> 6: Social Insurance 54 / 207

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