Reports & Academic Papers

Vice President Kamala Harris proposes raising the corporate tax rate to 28% from its current 21%, while former President Donald Trump proposes lowering it to 15%. The IMPA model projects that the Harris proposal will modestly increase GDP and government revenue. In contrast, it projects that the Trump proposal will …

This technical note first describes key differences between estimating the impact of a change in tax policy at the firm (microeconomic) level and at the overall (macroeconomic) level. It then explains how macroeconomic models are used to infer the overall effects of policy reforms and how alternative assumptions – such …

This brief provides a new analysis of the macroeconomic effects of raising taxes on dividend income and capital gains. Increasing dividend income and capital gains taxes from 20% to 39.6% for households earning over $1 million would raise government revenue by about 5% and GDP by about 1% in the …

This academic paper studies the relationship between firms’ decisions about capacity, its utilization, and inflation. To do this, we introduce endogenous capacity utilization into a New Keynesian (NK) model. In our model, firms set capacity under demand uncertainty, utilizing both an effort margin and capacity expansion to meet demand. This …

This brief explains a new analysis of a Republican proposal to repeal the clean energy credits from the 2022 Inflation Reduction Act. The analysis finds that withdrawal of the clean energy credits would reduce GDP by approximately 2% in the long run from its anticipated level under current policy, while …

This academic paper studies the aggregate and distributional effects of corporate tax reforms when market power is heterogeneous across sectors and firms. We use a life-cycle model with incomplete markets in which capital and equity do not always move in tandem when corporate tax policy changes. On the one hand, …