Journal of Antitrust Enforcement, Daniel F. Spulber, May 2022, https://doi.org/10.1093/jaenfo/jnac013; Daniel F. Spulber is grateful for research support from Qualcomm and the Kellogg School of Management.

Antitrust Law Journal, Jorge Contreras, Justus Baron and Pierre Larouche, August 2022, Volume 84, Issue 2

Minnesota Journal of Law, Science and Technology, Daniel F. Spulber, January 3, 2021, Volume 22, issue 1

David Toniatti, Dov Rothman and David Dranove, 82 Antitrust Law Journal No. 2 (2019)