A carbon tax is a promising tool for discouraging the greenhouse gas emissions that cause climate change. In principle, a well-designed tax could reduce the risk of climate change, minimize the cost of emissions reductions, encourage innovation in low-carbon technologies, and raise new public...

Measuring the size of government is not simple. Standard measures omit important aspects of government action such as the many deductions, credits, and other tax preferences used to influence resource allocation. We argue that many tax preferences are effectively spending. Traditional measures...

Our tax system imposes widely varying tax rates on investments in different activities, favors debt over equity, and favors pass-throughs over corporations. Targeted tax incentives can lower the cost of capital for small businesses, startups, and those that invest in intellectual property. But...

Former CBO director Doug Elmendorf recently argued that Congress should account for macroeconomic feedback when scoring major tax and spending policies. In this brief, Donald Marron agrees, arguing that CBO and JCT can implement such dynamic scoring in an objective, nonpartisan manner. Dynamic...

This paper examines the Tax Cuts and Jobs Act (TCJA) of 2017, the largest tax overhaul since 1986. The new tax law makes substantial changes to the rates and bases of both the individual and corporate income taxes, cutting the corporate income tax rate to 21 percent, redesigning international...