Competition

Vertical Integration between Hospitals and Insurers

An analysis of the welfare effects of vertical integration between insurers and hospitals

Spooky Action at a Distance: Why Do Cross-Market Mergers Affect Prices?

With David Dranove

Hospital $A$ acquires far-away hospital $B$. They share no common demand, yet the prices of $B$ go up. How can this be? Also, is $B$ a typical hospital?