A growing literature establishes that high quality early childhood interventions targeted toward disadvantaged children have substantial impacts on later life outcomes. Little is known about the mechanisms producing these impacts. This paper uses longitudinal data on cognitive and personality...

Between 1898 and 1948, English was the language of instruction for most post-primary grades in Puerto Rican public schools. Since 1949, the language of instruction in all grades has been Spanish. We use this policy change to estimate the effect of English-intensive instruction on the...

In the 1960s and 1970s, many states introduced grants for school districts offering kindergarten programs. This paper exploits the staggered timing of these initiatives to estimate the long-term effects of a large public investment in universal early education. I find that white children aged...

This paper tests whether school-to-work (STW) programs are particularly beneficial for those less likely to go to college in their absence%u2014%u2014often termed the %u201C%u201Cforgotten half%u201D%u201D in the STW literature. The empirical analysis is based on the NLSY97, which allows us to...

This paper investigates the long-run impacts of court-ordered school desegregation on an array of adult socioeconomic and health outcomes. The study analyzes the life trajectories of children born between 1945 and 1970, and followed through 2011, using the Panel Study of Income Dynamics (PSID)....

Proposition 209 banned the use of racial preferences in admissions at public colleges in California. We analyze unique data for all applicants and enrollees within the University of California (UC) system before and after Prop 209. After Prop 209, graduation rates increased by 4.4%. We present...

An extensive literature debates the causes and consequences of the desegregation of American schools in the twentieth century. Despite the social importance of desegregation and the magnitude of the literature, we have lacked a comprehensive accounting of the basic facts of school desegregation....

We argue that once we take into account the students' rational enrollment decisions, mismatch in the sense that the intended beneficiary of affirmative action admission policies are made worse off could occur only if selective universities possess private information about students'...

Iodine deficiency is the leading cause of preventable mental retardation in the world today. The condition, which was common in the developed world until the introduction of iodized salt in the 1920s, is connected to low iodine levels in the soil and water. We examine the impact of salt...

Between 1972 and 1978 U.S. high schools rapidly increased their female athletic participation rates--to approximately the same level as their male athletic participation rates--in order to comply with Title IX, a policy change that provides a unique quasi-experiment in female athletic...