In the U.S., nearly 11% of school-age children have been diagnosed with ADHD, and approximately 10% of children suffer from asthma. In the last decade, the number of children diagnosed with these conditions has inexplicably been on the rise. This increase has been concentrated in the Medicaid...

The patient-centered medical home (PCMH) is a model for restructuring primary care with a focus on improved access to care and clinical excellence. However, to date, the evidence on its effect on healthcare utilization and expenditures has been quite mixed. One possible reason for this may lie...

Life expectancy in the United States fares poorly in international comparisons, primarily because of high mortality rates above age 50. Its low ranking is often blamed on a poor performance by the health care system rather than on behavioral or social factors. This paper presents evidence on the...

This paper investigates the role of pain in determining self-reported work disability in the US, the UK and The Netherlands. Even if identical questions are asked, cross-country differences in reported work disability remain substantial. In the US and the Netherlands, respondent evaluations of...

More than a quarter of Medicare beneficiaries are enrolled in Medicare Advantage, which was created in large part to improve the efficiency of health care delivery by promoting competition among private managed care plans. This paper explores the spillover effects of the Medicare Advantage...

We estimate a bargaining model of competition between hospitals and managed care organizations (MCOs) and use the estimates to evaluate the effects of hospital mergers. We find that MCO bargaining restrains hospital prices significantly. The model demonstrates the potential impact of coinsurance...

Medicaid, the government program for providing health insurance to low-income and disabled Americans, is the largest health insurer in the United States with more than 73 million enrollees. It is also the sector of the U.S. public health insurance system that relies most heavily on the tools of...

Effectively designed market mechanisms may reduce growth in health care spending. In this paper, we study the impact of privatizing the delivery of Medicaid drug benefits on drug spending. Exploiting granular data that allow us to examine drug utilization, we find that drug spending would fall...

This paper investigates the impact of Medicare HMO penetration on the medical care expenditures incurred by Medicare fee-for-service enrollees. We find that increasing penetration leads to reduced health care spending on fee-for-service beneficiaries. In particular, a one percentage point...

This study assessed the effect of hospital competition and HMO penetration on mortality after hospitalization for six medical conditions in California, New York, and Wisconsin. We used linked hospital discharge and vital statistics data to study adults hospitalized for myocardial infarction, hip...