We study risky behavior of adolescents. Concentrating on smoking and alcohol use, we structurally estimate a dynamic social interaction model in the context of students' school networks included in the National Longitudinal Study of Adolescent Health (Add Health). The model allows for...

Human capital accumulation and technological change were to the twentieth century what physical capital accumulation was to the nineteenth century -- the engine of growth. The accumulation of human capital accounts for almost 60% of all capital formation and 28% of the per capita growth residual...

The United States led all other nations in the development of universal and publicly-funded secondary school education and much of the growth occurred from 1910 to 1940. The focus here is on the reasons for the high school movement' in American generally and why it occurred so early and swiftly...

Despite efforts to address the opioid crisis, opioid-related overdoses remain a significant contributor to mortality. State efforts to reduce overdose deaths by removing barriers to naloxone have recently focused on pharmacy channels, but the specifics of these laws and the contexts in which...

Using data from a variety of sources, this paper comprehensively documents the dramatic changes in the manufacturing sector and the large decline in employment rates and hours worked among prime-aged Americans since 2000. We use cross-region variation to explore the link between declining...

This paper uses quarterly county-level data from 2006–2014 to examine the direction of causality in the relationship between per capita opioid prescription rates and employment-to-population ratios. We first estimate models of the effect of per capita opioid prescription rates on...

We provide the first analysis of the relationship between economic conditions and the use of illicit drugs other than marijuana. Drawing on US data from 2002-2013, we find mixed evidence with regard to the cyclicality of illicit drug use. However, there is strong evidence that economic downturns...

We study the relationship between Hispanic employment and location-specific measures of the distribution of jobs. We find that it is only the local density of jobs held by Hispanics that matters for Hispanic employment, that measures of local job density defined for Hispanic poor English...

In this paper, we propose a new approach to the estimation of social networks and we apply it to the estimation of productivity spillovers in the U.S. Congress. Social networks such as the social connections among lawmakers are not generally directly observed, they can be recovered only using...

We conducted a field experiment in 165 high-poverty New York City middle schools to help students navigate a complex high school choice process and access higher-performing schools. Students in treatment schools were given a customized one-page list of proximate high schools with a graduation...