A major provision of the Affordable Care Act was the creation of Health Insurance Marketplaces, which began operating for the 2014 plan year. Although enrollment initially grew in these markets, enrollment has fallen recently amid insurer exits and rising premiums. To better understand these...

The Affordable Care Act (ACA) will dramatically alter health insurance markets and the sources through which individuals obtain coverage. As the ACA is implemented, it is essential to monitor the intended and the unintended consequences of these regulations. To evaluate the changes in health...

There has been considerable consolidation in the hospital industry in recent years. Over 900 deals occurred from 1994-2000, and many local markets, even in large urban areas, have been reduced to monopolies, duopolies, or triopolies. This surge in consolidation has led to concern about...

We develop an empirical method to assess the generosity of employer-sponsored insurance across groups within the U.S. population. A key feature of this method is its simplicity - it only requires data on out-of-pocket (OOP) health care spending and total health care spending and does not require...

This paper illustrates the impact of moral hazard for estimating relative rates of underinsurance and to present an adjustment method to correct for this source of bias. Individuals or households are often classified as underinsured if out-of-pocket spending on medical care relative to income...

There has been considerable consolidation in the hospital industry in recent years. Over 900 deals occurred from 1994-2000, and many local markets, even in large urban areas, have been reduced to monopolies, duopolies, or triopolies. This surge in consolidation has led to concern about...

This study investigates how changes in the economic incentives created by the Affordable Care Act (ACA) will affect the probability that private‐sector U.S. employers will offer health insurance. Using the Medical Expenditure Panel Survey Insurance Component for 2008‐2010, we predict...

Economic incentives such as the preferential tax treatment of premiums and economies of scale encourage employers to provide health insurance through the workplace. The employer's decision to offer health insurance depends on how much workers value insurance relative to wages, and that value is...

We examine HMO participation and enrollment in the Medicare risk market for the years 1990 to 1995. We develop a profit- maximization model of HMO behavior, which explicitly considers potential linkages between an HMO's production decision in the commercial enrollee market and its participation...