Still worried about high health care prices?

So are we. But the form of the remedy matters. New in @Health_Affairs, @Michael_Chernew, @LeemoreDafny, and I show that hospital price regulation based on market concentration is likely to miss the mark. 1/9
healthaffairs.org/doi/10.1377/hl… There is broad consensus that hospital consolidation increases prices, on avg. This has been studied extensively, motivating proposals to regulate hospital prices based on market concentration including a bipartisan think tank proposal and Congressional bills. However, … 2/9