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Tax Foundation Staff

Claire Rock

Claire Rock is a 2024 intern with the Tax Foundation’s Center for Federal Tax Policy.

Latest Work

Sources of personal income tax return data as of 2024 Tax Foundation

Sources of Personal Income, Tax Year 2021

Reviewing reported income helps to understand the composition of the federal government’s revenue base and how Americans earn their taxable income. The individual income tax, the federal government’s largest source of revenue, is largely a tax on labor.

9 min read