"The NBER Bulletin on Aging and Health provides summaries of publications like this. You can sign up to receive the NBER Bulletin on Aging and Health by email. Economists have devoted considerable resources to estimating local average treatment effects of expansions in Medicaid eligibility for...

In this paper we explore a serious eating disorder, bulimia nervosa (BN), which afflicts a surprising number of girls in the US. We challenge the long-held belief that BN primarily affects high income White teenagers, using a unique data set on adolescent females evaluated regarding their...

We draw on a recombinant view of innovation, where being in a new location and/or multiple locations leads to exposure to novel combinations of ideas that increase the creativity of top scientists. Using a rich, unique dataset we helped assemble, we estimate the empirical relationship between...

We present new tests of three theories of the labor market: intertemporal substitution, hours restrictions, and implicit contracts. The intertemporal substitution test we implement is an exclusion test robust to many specification errors and we consistently reject this model. We model hours...