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Publications
  • June 2025
  • Article
  • Journal of Finance

Social Security and Trends in Wealth Inequality

By: Sylvain Catherine, Max Miller and Natasha Sarin
  • Format:Print
  • | Pages:35
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Abstract

Recent influential work finds large increases in inequality in the U.S. based on measures of wealth concentration that notably exclude the value of social insurance programs. This paper shows that top wealth shares have not changed much over the last three decades when Social Security is properly accounted for. This is because Social Security wealth increased substantially from $7.2 trillion in 1989 to $40.6 trillion in 2019 and now represents nearly 50% of the wealth of the bottom 90% of the wealth distribution. This finding is robust to potential changes to taxes and benefits in response to system financing concerns.

Keywords

Wealth; Equality and Inequality; Taxation; Insurance; Welfare

Citation

Catherine, Sylvain, Max Miller, and Natasha Sarin. "Social Security and Trends in Wealth Inequality." Journal of Finance 80, no. 3 (June 2025): 1497–1531.
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About The Author

Max J. Miller

Finance
→More Publications

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  • Foreign Influence in U.S. Politics By: Marco Grotteria, Max Miller and S. Lakshmi Naaraayanan
  • Interest-Rate Risk and Household Portfolios By: Sylvain Catherine, Max Miller, James Paron and Natasha Sarin
  • Sovereign Default and the Decline in Interest Rates By: Max Miller, James Paron and Jessica Wachter
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