In this paper I develop a structural model of platform demand in two-sided markets and use it to estimate platform market power and predict price changes in post-merger markets. My model and estimation procedure are applicable to settings where (1) agents on each side care about the presence of...

"The NBER Bulletin on Aging and Health provides summaries of publications like this. You can sign up to receive the NBER Bulletin on Aging and Health by email. We empirically analyze the welfare effects of cross-firm bundling in the pharmaceutical industry. Physicians often treat patients with...