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Modeling Tax Proposals

The Tax Foundation’s Center for Federal Tax Policy uses our dynamic Taxes and Growth (TAG) macroeconomic model to analyze the economic, budgetary, and distributional impact of campaign, legislative, and other popular tax policy proposals. Explore our modeling below.

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OECD global tax deal Pillar Two revenue estimate by country of annual and average corporate tax revenue

Select Country-Level Revenue Estimates for Pillar Two

Pillar Two implementation is underway in many jurisdictions, and many governments are aiming to get their proposals approved before the end of 2023. However, estimating Pillar Two’s impact on government revenue is proving difficult. As a result, only a few countries have publicly presented their findings.

Tax Foundation experts analyze ways to rein in the national debt, including US debt and deficits and federal budget and US spending and taxes

How to Rein in the National Debt

Now is the time for lawmakers to focus on long-term fiscal sustainability, as further delay will only make an eventual fiscal reckoning that much harder and more painful. Congressional leaders should follow through on convening a fiscal commission to deal with the long-term budgetary challenges facing the country.

Risks to the U.S. Tax Base from Pillar Two

Risks to the U.S. Tax Base from Pillar Two

A growing international tax agreement known as Pillar Two presents two new threats to the U.S. tax base: potential lost revenue and limitations on Congress’s ability to set its own tax policy.

trade analysis tracking the economic impact of tariffs, trade tensions, China tariffs

Tracking the Economic Impact of U.S. Tariffs and Retaliatory Actions

The Trump administration imposed nearly $80 billion worth of new taxes on Americans by levying tariffs on thousands of products, amounting to one of the largest tax increases in decades. The Biden administration has so far kept most of the Trump administration tariffs in place.

Details and analysis of the economic growth and opportunity US tax reform plan includes federal flat tax, distributed profits tax, and eliminating the federal estate tax

Details and Analysis of a Tax Reform Plan for Growth and Opportunity

The federal tax code remains a major source of frustration and controversy for Americans, and a hindrance to economic growth and opportunity. Other countries, such as Estonia, have proven that sufficient tax revenue can be collected in a less frustrating and more efficient way.

Carbon Taxes in Theory and Practice including US carbon tax case studies with British Columbia Canada carbon tax, UK carbon tax, and Sweden carbon tax revenue recycling reforms

Carbon Taxes in Theory and Practice

In our latest report, we consider several theoretical arguments for carbon taxes and the evidence from carbon taxes implemented around the world related to emissions, economic growth, distribution and revenue recycling options, other environmental taxes, green subsidies, and environmental regulations.