Recent Publications

  • Roman Inderst & Stefan Thomas, Sustainability Agreements in the European Commission’s Draft Horizontal Guidelines, 2022 Journal of European Competition Law & Practice (forthcoming), available at

  • Roman Inderst & Stefan Thomas, Integrating Benefits from Sustainability into the Competitive Assessment - How Can We Measure Them?, Journal of European Competition Law & Practice, 2021, S. 705-709,

  • Jochen von Bernstorff/Olaf Kramer/Johannes Saurer/Stefan Thomas, Courts as Rhetorical Actors - A Rhetorical Analysis of Judicial Conflict Avoidance, Heidelberg Journal of International Law, (81) 2021, 1001-1032, open access

  • Roman Inderst & Stefan Thomas, Prospective Welfare Analysis - Extending Willingness-To-Pay Assessment to Embrace Sustainability, Journal of Competition Law & Economics, nhab021, Published: 22 September 2021.

  • Roman Inderst & Stefan Thomas, Reflective Willingness to Pay: Preferences for Sustainable Consumption in a Consumer Welfare Analysis, Journal of Competition Law & Economics, nhab016, Published: 20 August 2021.

  • Stefan Thomas, Horizontal Restraints on Platforms - How Digital Ecosystems Nudge into Rethinking the Construal of the Cartel Prohibition, WORLD COMPETITION Law and Economics Review, Volume 44, Issue 1, March 2021, S. 53-80.

  • Tilman Kuhn & Stefan Thomas, The More Economic Judicature: How the General Court has Recalibrated the Merger Gauge, Competition Policy International, June 7, 2020 and

  • Stefan Thomas, Harmful Signals: Cartel Prohibition and Oligopoly Theory in the Age of Machine Learning, 15 Journal of Competition Law & Economics 2019, 159-203.

  • Roman Inderst & Stefan Thomas, Common Ownership and Mergers Between Portfolio Companies, World Competition 2019, 551-576.

  • Roman Inderst & Stefan Thomas, Price Pressure Indices, Innovation, and Mergers Between Commonly Owned Firms, Journal of European Competition Law & Practice, Volume 10, Issue 9, November 2019, S. 572–579.

Recent Papers and Blog Posts