The rapid diffusion and use of new ideas are critical for advancing and realizing the value of innovation. This paper explores the impact of demographic characteristics of innovators and potential adopters on the adoption of important new scientific ideas through networks. Using rich,...

Men outnumber women as undergraduate economics majors by three to one nationwide. Even at the best research universities and liberal arts colleges men outnumber women by two to one or more. The Undergraduate Women in Economics Challenge was begun in 2015 as an RCT with 20 treatment schools and...

Under the Civil War pension act of 1862, the widow of a Union Army soldier was entitled to a pension if her husband died as a direct result of his military service; however, she lost her right to the pension if she remarried. I analyze the effect this had on the rate of remarriage among these...

The opioid crisis generates broader societal harms beyond direct health and economic effects, impacting non-users through adverse spillovers on children, families, and communities. We study the spillover effects of a supply-side policy aimed at reducing the over-prescribing of opioids on women's...

The Affordable Care Act eliminated cost-sharing for contraception for Americans with health insurance, but substantial cost sharing remains for uninsured individuals who seek care through Title X--a national family planning program that provides patient-centered, subsidized contraception and...

We investigate women's fertility, labor and marriage market responses to a health innovation that led to reductions in mortality from treatable causes, and especially large declines in child mortality. We find delayed childbearing, with lower intensive and extensive margin fertility, a decline...

We study the effects of peer gender composition, a proxy for female-friendliness of environment, in STEM doctoral programs on persistence and degree completion. Leveraging unique new data and quasi-random variation in gender composition across cohorts within programs, we show that women entering...

Obesity is associated with serious health problems, and it can generate adverse economic outcomes. We analyze a nationally-representative sample of young American adults to investigate the interplay between obesity, wages and self-esteem. Wages can be impacted directly by obesity, and they can...

We use data from the National Longitudinal Surveys of Youth 1979 and 1997 cohorts to compare welfare use, fertility rates, educational attainment, and marriage rates among teenage women in the years before and the years immediately following welfare reform. Our first objective is to document...

The single largest item in the United States foreign aid health budget is antiretroviral therapy (ART) for the treatment of HIV/AIDS. Many supply- and demand-side factors in sub-Saharan Africa could cause smaller than expected epidemiological effects of this at scale drug provision. We provide...