We study one aspect of the link between welfare and unwed motherhood: the relationship between benefit levels and the time-to-first-marriage and time-to-next-birth among women whose first" child was born out of wedlock. We use twin births to generate effectively random variation in welfare...

Previous work has documented that speaking one’s native language with an accent distinct from the mainstream is associated with lower wages. In this study, we seek to estimate the causal effect of speaking with a distinctive regional accent, disentangling the effect of the accent from that of...

To combat a growing obesity problem, Mexico imposed a nationwide tax on drinks with added sugar, popularly referred to as a “soda tax,” effective January 2014. I analyze data on taxed and untaxed products collected as part of Mexico's Consumer Price Index program to estimate how prices...

Time limits are a central component of recent welfare reforms and represent a substantial departure from previous policy. However, several recent studies suggest that they have had no effect on welfare use. In this paper I attempt to reconcile those findings with results from Grogger and...

Despite recent theoretical work and proposals from educational reformers, there is little empirical work on the effects of higher grading standards. In this paper we use data from the High School and Beyond survey to estimate the effects of grading standards on student achievement, educational...

Violence in and around schools has drawn increasing attention lately from both the public and policy makers. Despite the importance of the problem, however, research on this topic has been limited. In this paper I analyze how local violence affects high school graduation, college attendance, and...

Despite widespread popular accounts linking crack cocaine to inner-city decay systematic research has analyzed the effect of the introduction of crack on urban crime. We" study this question using FBI crime rates for 27 metropolitan areas and two sources of" information on the date at which...

Youth crime is widespread. To study the effect of market wages on youth crime, I analyze a time-allocation model in which consumers face parametric wages and diminishing marginal returns to crime. Under these assumptions, an individual who works will commit crime if the returns to the first hour...

The wage impact of immigration depends crucially on the elasticity of substitution between similarly skilled immigrants and natives and the elasticity of substitution between high school dropouts and graduates. This paper revisits the estimation of these elasticities. The U.S. data indicate that...

Social experiments frequently exploit data from administrative records. However, most administrative data systems are state-specific, designed to track earnings or benefit payments among residents within a single state. Once an experimental participant moves out of state, his earnings and...