Capital income comprises a large share of the income of the rich, and their share of market income and of wealth has increased considerably over recent decades. What is the most efficient way to tax it?

TPC finds that only 3 percent of taxpayers benefit from tips deductions and 10 percent from the overtime deduction. Extending them would cost an additional $260 billion.

New Section 301 tariffs won’t fully replace revenue that would have been generated under IEEPA. TPC estimates they raise $581 billion over the budget window, about half of what IEEPA tariffs would have raised had they stayed in effect.

Policymakers and economists often act as if what worked once will work again. Here are five candidates for policy or policy advocacy positions that can’t continue forever.

This year’s IRS/TPC Joint Research Conference on Tax Administration examined a central question for the tax system: How can the IRS improve taxpayer compliance—and close the tax gap—without relying only on more audits?