Media

Selected media appearances, press coverage, and citations by policymakers and regulators:

Policy & Regulatory Citations

• Italian Competition Authority Fines Apple €98.6 Million for Abuse of Dominant Position (App Tracking Transparency) December 2025
  Autorità Garante della Concorrenza e del Mercato (AGCM), Italy
• Commission Decision on Meta's Non-Compliance with the DMA (“Consent or Pay”) April 2025
  European Commission
• Negative Option Rule (“Click-to-Cancel”) October 2024
  U.S. Federal Trade Commission
• The Intersection Between Competition and Data Privacy — Note by Poland June 2024
  OECD Competition Committee
• Call for Views on “Consent or Pay” Business Models April 2024
  UK Information Commissioner's Office (ICO)
• Étude économique sur les modèles publicitaires alternatifs aux solutions dominantes February 2024
  Commissioned by the CNIL

Cited in Litigation

• Expert Class Certification Report of Professor Robert Zeithammer 2023
  In re Google RTB Consumer Privacy Litigation, N.D. Cal.

Press Coverage

• The Polarization Trap: Partisan Content Drives Engagement, Not Subscriptions June 2026
  Marketing Science Institute (MSI) Research Recap
• Why Your Best Subscription Retention Strategy May Be Costing You Customers June 2026
  Forbes
• Should Your Subscription Business Use Auto-Renew? May 2026
  Harvard Business Review
  with Z. John Zhang
• Polarising Content Reduces Subscription Likelihood March 2026
  Bonn Institute Newsletter
• Modèles d’affaire des médias : le piège de la polarisation February 2026
  Minted
• Who Will Win the Tug-of-War Between Europe and Big Tech? February 2026
  HEC Paris DARE
• Polarising News is a Trap for Reader-Funded Media January 2026
  INMA (International News Media Association)
  Research coverage by Greg Piechota
• Data in Advertising: Risks and Benefits December 2025
  HEC Stories #26 Yearbook
• Why Bosses Need to Wake Up to Dark Patterns October 2025
  The Economist
• GDPR: What Economic Impact? October 2025
  Commission Nationale de l'Informatique et des Libertés (CNIL) and Directorate General of the Treasury
  Academic conference with Philippe Aghion (Nobel Prize in Economics 2025)
• Auto-Renew Snags New Subscribers, but It's Not a Good Way to Keep Them 2025
  Stanford Insights
• Why Locking in Subscribers Is Bad Business 2025
  Chicago Booth Review
• Sophisticated Consumers with Inertia 2025
  Becker Friedman Institute, University of Chicago
• Auto-Renew Exploits Inertia, Hurts Long-Term Profits 2025
  Knowledge@HEC
• Proposer des abonnements automatiques après essai: une stratégie perdante pour les entreprises 2025
  The Conversation
• Automatic Subscription Renewals 2025
  Futurity
• Are You in Control of Your Subscriptions? April 2025
  HEC DECODING
• The Impact of the GDPR on Online Tracking 2025
  Knowledge@HEC
• Cookies Are Worth More Than You Think 2024
  Harvard Business Review (Nov–Dec 2024, Print Edition)
  with Bernd Skiera
• Data in Advertising: How to Manage the Risks and Benefits? 2024
  HEC Paris
• AI in Online Advertising September 2024
  CGTN Europe, Global Business
• Privacy Research Day 2024 June 2024
  Commission Nationale de l'Informatique et des Libertés (CNIL)
• What a Future Without Browser Cookies Will Look Like 2024
  Computerworld
• Cookies Worth More Than You Think 2024
  Cybernews
• Wie wertvoll ist ein Cookie? 2024
  Horizont
• Internet Cookies: Over Half Their Value Comes From Basic Identifiers 2024
  Digital Information World
• Pubblicità online: la vita dei cookie e il delicato equilibrio tra privacy e profitto 2024
  Agenda Digitale
• Up Next Podcast 2024
  Adweek Best Marketing Podcast
• The Economic Impact of Cookie Lifetimes on Online Tracking 2024
  Knowledge@HEC
• Power of Cookies: Talk with Klaus Miller 2024
  IJRM Newsletter
• Consumers' Perceived Privacy Violations in Online Advertising 2024
  Datagrail
• Consumers' Perceived Privacy Violations in Online Advertising 2024
  Ad Exchanger
• Consumers' Perceived Privacy Violations in Online Advertising 2024
  Cornerstone Research
• Paying for Privacy: Pay-or-Tracking Walls 2024
  Law.com
• Ad Blockers and News Consumption 2022
  Adguard
• Ad Blockers' Effect on News Consumption 2022
  Data Skeptic Podcast
• Meta and Data Privacy: a Clash of Cultures and Generations? February 2022
  Knowledge@HEC
• Facebook, Tech Peers, Face Ad Crunch from European Rules April 2018
  S&P Global Market Intelligence
• Limiting Cookie Lifetime Will Destroy Value 2017
  Into the Minds Blog
• Kommt die Diktatur der Daten? 2017
  Planung & Analyse Online