Health

(Conditionally Accepted at Econometrica)

Asymmetric information and market power distort quality provision. Simple scores coordinate consumers on higher quality, marshaling their demand to offset producer market power.

With Jose Ignacio Cuesta and Carlos Noton

Hospital-insurer integration leads to skewed plan generosity, harming hospital competition, increasing prices and premiums, and offsetting the gains from reduced double marginalization

With David Dranove

With Sebastian Fleitas

With Aaron Banks, Pietro Tebaldi, and Matthew Zhan