We use variation in oil output among Brazilian municipalities to investigate the effects of resource windfalls. We find muted effects of oil through market channels: offshore oil has no effect on municipal non-oil GDP or its composition, while onshore oil has only modest effects on non-oil GDP...

In many markets, including the new U.S. Exchanges, health insurance plans are paid by risk-adjusted capitation, in some markets combined with reinsurance and other payment mechanisms. This paper proposes three metrics for analyzing the insurer incentives embedded in these complex payment...

Community rating regulations equalize the insurance premiums faced by the healthy and the unhealthy. Intended reductions in the unhealthy's premiums can be undone, however, if the healthy forgo coverage. The severity of this adverse selection problem hinges largely on how health care costs are...

I use the Medicare Part D prescription drug insurance market to examine the dynamics of firm interaction with consumers on an insurance exchange. Enrollment data show that consumers face switching frictions leading to inertia in plan choice, and a regression discontinuity design indicates...

In 2008, a group of uninsured low-income adults in Oregon was selected by lottery for the chance to apply for Medicaid. We use this randomized design and 2009 administrative data to evaluate the effect of Medicaid on labor market outcomes and participation in other social safety net programs. We...

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...

The politicization of the Affordable Care Act (ACA) was extreme, with the popular moniker of "Obamacare" and 54 House attempts to repeal the law in the four years after passage. Our study set out to understand Washington state public's preferences about enrolling into ACA driven health insurance...