Motivated by widely publicized concerns that there are “too many” plans, we structurally estimate (and validate) an equilibrium model of the Medicare Part D market to study the welfare impacts of two feasible, similar-sized approaches for reducing choice. One reduces the maximum number of...

This article provides an analysis and critique of tax penalties affecting employers and individuals in the Affordable Care Act. After an overview of the Act and its intended role in addressing problems in the health insurance system, the article turns to examine the employer and individual...

In early 2004, the U.S. Government initiated the Medicare Discount Drug Card Program, under which a large amount of pharmacy-level price data pertaining to over 800 drugs has been released weekly on the Medicare Web site continuously between May 29, 2004 and October 2005. This extensive...

In early 2004, the U.S. Government initiated the Medicare Discount Drug Card Program, which created a market for drug cards that allowed their subscribers to obtain discounts on their prescription drug purchases. Pharmacy-level prices for several drugs were posted on the program website weekly...

This paper examines the determinants of hospital stay intensity, the decision to seek hospital care as a public or private patient and the decision to purchase private hospital insurance. We describe a theoretical model to motivate the simultaneous nature of these decisions. For the empirical...

In the absence of a perfect risk adjustment scheme, reimbursing health insurers' costs can reduce risk selection in community-rated health insurance markets. In this paper, we develop a model in which insurers determine the cost efficiency of health care and have incentives for risk selection....

We examine the effect of the Medicaid expansions under the 2010 Patient Protection and Affordable Care Act (ACA) on consumer, financial outcomes using data from a major credit reporting agency for a large, national sample of adults. We employ the synthetic control method to compare individuals...

Cost-effectiveness analysis often plays an important role in prioritization among different types of public health expenditures. Cost-effectiveness is defined as the maximal health benefits for given expenditures on health care. With a private health sector as a supplement to the public sector,...

We examine the effect of the Medicaid expansions under the 2010 Patient Protection and Affordable Care Act (ACA) on consumer, financial outcomes using data from a major credit reporting agency for a large, national sample of adults. We employ the synthetic control method to compare individuals...