In this reply to a comment by Jentsch and Lunsford, we show that, when focusing on the relevant impulse responses, the evidence for economic and statistically significant macroeconomic effects of tax changes in Mertens and Ravn (2013) remains present for a range of asymptotically valid inference...

We study the persistent effects of temporary changes in U.S. federal corporate and personal income tax rates using a narrative identification approach. A corporate income tax cut leads to a sustained increase in GDP and productivity, with peak effects between five and eight years. R&D spending...

The terms “enterprise,” “business” and “business profits” are ubiquitous in U.S. and international tax law yet they are often ill-defined and under-theorized, especially in their interaction with other regulatory areas. This U.S. Report, commissioned for a comparative volume on the...

The COVID-19 pandemic continues to grow in the United States and, in the absence of a vaccine or effective treatment, social distancing measures are essential to slow the spread of this disease. Using cellular mobility data from 2019 and 2020, I demonstrate that there have been substantial...

This study develops an economic model for a social planner who prioritizes health over short- term wealth accumulation during a pandemic. Agents are connected through a weighted undirected network of contacts, and the planner's objective is to determine the policy that contains the spread of...

This study documents how the demographics of new infections and mortality changed over time across US counties. We find that counties with a larger population share aged above 60 were hit harder initially in terms of both cases and mortality in March and April while counties with a larger...

This study documents how the demographics of new infections and mortality changed over time across US counties. We find that counties with a larger population share aged above 60 were hit harder initially in terms of both cases and mortality in March and April while counties with a larger...

In 2021, the Biden Administration issued mandates requiring COVID-19 vaccinations for U.S. federal employees and contractors and for some healthcare and private sector workers. Although these mandates have been subject to legal challenges and some have been halted or delayed, rigorous appraisal...