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Public Economics Lectures Part 1: Introduction

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Rothschild-Stiglitz model<br />

Economy with two types, low-risk (L) and high-risk (H)<br />

A fraction f of the individuals are high-risk<br />

Type L has a chance p L of becoming unemployed in a given year<br />

Type H has a chance p H > p L of becoming unemployed.<br />

In good state (state 1), income is E 1 for both types; in bad state,<br />

income is E 2 < E 1 .<br />

<strong>Public</strong> <strong>Economics</strong> <strong>Lectures</strong> () <strong>Part</strong> 6: Social Insurance 11 / 207

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