To design premium subsidies in a health insurance market it is necessary to estimate consumer demand, cost, and study how different subsidy schemes affect insurers' incentives. I combine data on household-level enrollment and plan-level claims from the Californian Affordable Care Act insurance...

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...

The Affordable Care Act (ACA), enacted in 2010 is an essential milestone for improving the health care coverage of American citizens. This article explores the effects of the Medicaid expansion under the Affordable Care Act on the racial diversity of the admissions of nursing home residents in...

Increasing long-term care demand raises the need of high quality care in nursing homes. This study analyses whether higher prices have a causal effect on quality of care in Swiss nursing homes and assesses the extent of cross-subsidization between different price components. We use...

In this study we investigate the relationship between nursing staffing levels and hospital quality in Germany. We use administrative data from almost all German hospitals from 2002 to 2013 and link it to mortality rates and patient satisfaction measures. To analyze the association between...

I study the demand for health insurance during the COVID-19 pandemic using Special Enrollment Period (SEP) individual-level enrollment data from the Washington State Affordable Care Act Marketplace. I document that most individuals enrolling in plans during the pandemic are those who lost...

Technological innovation in medical services can improve health, but its ability to reach patients often depends on price signals for downstream providers, which can also be discordant across production inputs. We examine such a context when Medicare sharply revises facility fees--while holding...

Shortages in healthcare labor markets were a major concern voiced by critics of the 2010 Patient Protection and Affordable Care Act. Using a difference-in-differences strategy, I find the 2014 Medicaid expansions increased the average workweek by 30 minutes for registered nurses and 50 minutes...

The shortage of nurse practitioners (NPs) in the United States has broadly decreased access, decreased quality, and increased cost of care for an aging population in both metro and rural areas. Some state policymakers are trying to address the shortage by expanding NPs' scope of practice (that...

Many health economists demand more competition in the health care system. They focus on the competition between sickness funds for insured and the competition between health care providers for contracts with sickness funds. But they neglect the competition between health care providers for...