This paper evaluates the Jumpstart Program (JSP), a parenting intervention implemented by a school district in the Houston area to enhance school readiness among economically disadvantaged three-year-old children. Unlike many early childhood programs typically tested in controlled research...

The Liberty Bond drives of World War I were nation-wide interventions aimed at increasing financial literacy and associating bond ownership with patriotism. Using data from the first year of the Survey of Consumer Finances, 1947, through 1971, we investigate whether exposure to the drives shaped...

Using a randomized control trial, this paper studies an at-scale preschool construction program that serves poor communities in rural Mozambique. We show that the program significantly increased preschool enrollment in treated communities by 73 percentage points, from a small base of 2 percent...

We use difference-in-differences research designs to estimate the effects of abortion bans on births at the county level, leveraging data on changes in driving distance and appointment availability at the nearest facility where abortion remains legal. We find that bans alone increase births, but...

Recent empirical research shows that air pollution harms student test scores and attendance and increases office discipline referrals. However, the mechanism by which air pollution operates within schools to negatively affect student and teacher outcomes remains largely opaque. The existing...

Starting in January 2025, New York City became the first city in the United States to introduce a fee for vehicles entering its central business district (CBD). Using Google Maps Traffic Trends, we show that the policy increased speeds in the CBD, had spillovers onto non-CBD roads, and reduced...

How does early educational quality affect longer-term academic outcomes? We shed light on this question via a natural experiment in the Philippines--the implementation of a mother tongue education policy in public schools in kindergarten to Grade 3. This policy led to an unexpected decline in...

The Affordable Care Act (ACA) significantly expanded health insurance in the United States, but its impact has varied across time and states. We assess the law's heterogeneous impacts over the three presidential administrations since its enactment, as well as across states with different levels...

Over sixty years following Brown vs. Board of Education, racial and socioeconomic segregation and lack of equal access to educational opportunities persist. Across the country, voluntary desegregation busing programs aim to ameliorate these imbalances and disparities. A longstanding...

The U.S. government has funded university research for nearly 80 years, with a significant share of this funding supporting the fixed costs of science through indirect cost recovery (ICR). We explain the history, objectives, and mechanics of ICR policy and review key controversies. We also...