The Yale Law Journal

Jonathan Sallet


Introduction: Unlocking Antitrust Enforcement

Jonathan B. Baker, Jonathan Sallet & Fiona Scott Morton


Multisided Platforms and Antitrust Enforcement

Michael Katz & Jonathan Sallet

Multisided platforms are ubiquitous in today’s economy. This Feature concludes that enforcement should use a multiple-markets approach, which appropriately accounts for cross-market network effects without collapsing all of a platform’s users into a single product market.