Two ailments limit the effectiveness and threaten the long-term viability of the U.S. Social Security Disability Insurance program (SSDI). First, the program is ineffective in assisting the vast majority of workers with less severe disabilities to reach their employment potential or earn their...

We assess the effectiveness of means-tested and social insurance programs in the United States. We show that per capita expenditures on these programs as a whole have grown over time but expenditures on some programs have declined. The benefit system in the U.S. has a major impact on poverty...

Mental health disorders are a leading cause of disability worldwide. Many mental health disorders start in adolescence and appropriate treatment at the outset has the potential to improve trajectories. But what is appropriate treatment? We use a large national data base of insurance claims to...

There has been a significant correlation between United States inward foreign direct investment and the United States real exchange rate since the 1970s. Two alternative reasons for this relationship are that the real exchange rate affects the relative cost of labor and that the real exchange...

This paper exploits a rich and largely untapped source of information on the wages and other characteristics of individual manufacturing plants to cast new light on recent changes in the United States wage structure. Our primary data source, the Longitudinal Research Datafile (LRD) , contains...

Using the American Community Surveys of 2009 and 2010, I examine the wages of immigrants compared to natives among engineering workers. Among workers in engineering occupations, immigrants are the best and brightest thanks to their high education level, enjoying a wage distribution shifted to...

We conduct a systematic empirical study of cross-sectional inequality in the United States, integrating data from the Current Population Survey, the Panel Study of Income Dynamics, the Consumer Expenditure Survey, and the Survey of Consumer Finances. In order to understand how different...

In this paper we present an analytically tractable overlapping generations model of human capital accumulation, and study its implications for the evolution of the U.S. wage distribution from 1970 to 2000. The key feature of the model, and the only source of heterogeneity, is that individuals...

Using panel data on individual labor income histories from 1957 to 2013, we document two empirical facts about the distribution of lifetime income in the United States. First, from the cohort that entered the labor market in 1967 to the cohort that entered in 1983, median lifetime income of men...