We analyze the impact of Covid-19 on productivity using data from an innovative monthly
firm survey that asks for quantitative impacts of Covid-19 on inputs and outputs. We find that …

This article uses administrative tax data to estimate top wealth in the United States. We
assemble new data that link people to their sources of capital income and develop new …

This paper uses administrative tax data to estimate top wealth in the United States. We
assemble new data that links people to their sources of capital income and develop new …

We develop a theory of sweat equity—the value of business owners' time and expenses to
build customer bases, client lists, and other intangible assets. We discipline the theory using …

Household finance surveys are now common in many countries. However, the validity of the
self-reported financial information is still understudied, especially for complex choices. Using …

Empirical analysis of US income, saving and wealth dynamics is constrained by a lack of
high-quality and comprehensive household-level panel data. This paper uses a pseudo …

Recent influential work finds large increases in inequality in the US based on measures of
wealth concentration that notably exclude the value of social insurance programs. This …

Recent influential work finds large increases in inequality in the US based on measures of
wealth concentration that notably exclude the value of social insurance programs. This …

Using French administrative data on job-creating entrepreneurs, I estimate a life-cycle model
in which risk-averse individuals can start businesses and return to paid employment. Then, I …

How does the presence of endogenous tax compliance alter optimal taxation in the United
States? Using a full-scale macroeconomic model augmented with endogenous tax …