U.S. Local Income Inequality

IRS Statistics of Income · 1998–2020

Andrew Hayashi · UVA School of Law The Federal Architecture of Income Inequality

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Counties (2010+) States (2013+) ZIP Codes (1998+) Congressional Districts (2018+) Metro/Micro Areas (2011+)

Year

Measure

Gini Coefficient Theil’s T EDEI ⓘ

National Estimates

National Gini ⓘ —

Avg. county Gini —

Avg. county EDEI —

Theil’s T —

Within-county —

Between-county —

Highest & Lowest

Highest 5

Lowest 5

Inequality Aversion (ε)

0 3.0

0.5

Fiscal Policy Simulator Enter national income quintile upper bounds and the policy’s per-tax return dollar allocation to see how it changes local inequality

Band	Upper Bound ($)	$ per Return

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