We use insurance claims data covering 28% of individuals with employer-sponsored health
insurance in the United States to study the variation in health spending on the privately …

The Economics of Health and Health Care is the market-leading health economics textbook,
providing comprehensive coverage of all the key topics, and balancing economic theory …

We study how private equity buyouts create value in higher education, a sector with opaque
product quality and intense government subsidy. With novel data on 88 private equity deals …

A new and urgently needed guide to making the American economy more competitive at a
time when tech giants have amassed vast market power. The US economy is growing less …

Proponents of hospital consolidation claim that mergers lead to significant cost savings, but
there is little systematic evidence backing these claims. For a large sample of hospital …

During the past decade, US hospitals have acquired a large number of physician practices.
For example, from 2007 to 2013, hospitals acquired nearly 10% of the practices in our …

Many industries have become increasingly concentrated through mergers and acquisitions,
which in health care may have important consequences for spending and outcomes. Using …

Prospective merger review is the most frequent application of antitrust law. It exempts
transactions on the basis of size, though small deals can have large anticompetitive effects …

California has heavily concentrated hospital, physician, and health insurance markets, but
their current structure and functioning is not well understood. We assessed consolidation …

Abstract Hospitals in the United States increasingly belong to multihospital systems that
operate in numerous geographic markets. A large literature in management and economics …