Obesity rates have risen dramatically in the US since the 1980s, but well-identified studies have struggled to explain … the magnitude of the observed changes. In this paper, we estimate the causal impact of economic insecurity on obesity …-level increase in obesity. …

the Medicaid public insurance program in the first few years of the 21st century, an early version of the “travel ban …

the Medicaid public insurance program in the first few years of the 21st century, an early version of the “travel ban …

classification may reduce informational asymmetry-induced adverse selection and improve insurance market efficiency. It may also have … undesirable equity consequences and undermine the implicit insurance against reclassification risk which legislated restrictions … on risk classification could provide. We use a canonical insurance market screening model to survey and to extend the …

population over 65 years of age. Using administrative insurance claims data and a machine-learning-based regression model, we …

medical insurance. We find that both the level and the shape of the distribution of risk are important in determining the … equilibrium quantity of insurance. Symmetric changes in risk (e.g., shifts in the price of medical care) better explain the … shifting insurance rate over time. Asymmetric changes (e.g., associated with a shifting age distribution) are not as important. …