In many countries, social security insures firms against their workers' sickness absences. The insurance may create a moral hazard for firms, leading to inefficient monitoring of absences or to an underinvestment in the prevention of absences. We exploit an administrative threshold in the...

Reforms introduced by the Affordable Care and Patient Protection Act (ACA) build new sources of coverage around employment-based health insurance. But what if firms find it cheaper to have their employees obtain insurance from these sources, even after accounting for penalties (for non-provision...

We describe the risks faced by the ageing population and survey the corresponding insurance markets for these risks. We focus on income risk, health expenditure risk, long-term care expenditure risk and mortality risk. We also discuss the interactions between social insurance and private...

The steady state general equilibrium and welfare consequences of health insurance reform are evaluated in a calibrated life-cycle economy with incomplete markets and endogenous labor supply. Individuals face uncertainty each period about their future health status, medical expenditures, labor...

Public health insurance programs comprise a large share of federal and state government expenditures. Although a sizable literature analyzes the effects of these programs on health care utilization and health outcomes, little prior work has examined the long-term effects and resultant health...

Social interactions make communicable disease a core concern of public health policy. A prevalent problem is scarcity of empirical evidence that are informative about how interventions affect population behavior and illness. Randomized trials, which have been important to evaluation of...

We study the Medicare Part D prescription drug insurance program as a bellwether for designs of private, non-mandatory health insurance markets, focusing on the ability of consumers to evaluate and optimize their choices of plans. Our analysis of administrative data on medical claims in Medicare...

First-year insurer participation in the Health Insurance Marketplaces (HIMs) established by the Affordable Care Act is limited in many areas of the country. There are 3.9 participants, on (population-weighted) average, in the 395 ratings areas spanning the 34 states with federally facilitated...

This note considers a relatively new form of financing for social services, the "Social Impact Bond." Proponents of Social Impact Bonds argue that they present a solution to several problems in funding social services, including performance measurement and the distribution of risk. Using a...

This paper examines the long-term impacts of in-utero and early childhood exposure to ambient air pollution on adult labor market outcomes. We take advantage of a new administrative data set that is uniquely suited for addressing this question because it combines information on individuals'...