A PYMNTS Company
Antitrust Chronicle® – Network Effects

Antitrust Chronicle® – Network Effects

Antitrust Chronicle® October 2025 Volume 1

Dear Readers,   This edition of the Chronicle brings together a set of reflections on network effects, data, and the long shadow they cast over modern competition law. Each contribution examines, from a different angle, the mechanisms by which digital platforms accumulate advantage and the policy responses that might be...

Read More

In this issue

Antitrust Chronicle® – Network Effects
CPI
Oct 23, 2025
Synthetic Data, Network Effects, and the Future of Competition
Rozhina Ghanavi, Catherine E. Tucker
Oct 23, 2025
On Artificial Intelligence and Network Effects
Pinar Yildirim
Oct 23, 2025
Complementarities, Network Effects, and the Antitrust Puzzle of Platform M&A
Yangyang Cheng, Daniel Sokol, Carmelo Cennamo
Oct 23, 2025
Avoiding the Oversimplification of Network Effects
Christopher Yoo
Oct 23, 2025
Are Digital Platforms Bound to Decay? An Economic Examination of the “Enshittification” Thesis
Paul Belleflamme
Oct 23, 2025
Network Effects, Platforms, and Antitrust Markets: Economic Authority in American Express
John E. Lopatka, William H. Page
Oct 23, 2025

In case you missed it...



December


November


October
See more Chronicles by year:

Featured News

Apple Seeks to Overturn £1.5 Billion UK App Store Antitrust Ruling
Dec 31, 2025 by

Age-Restriction Laws Are Proliferating; So Too Are the Difficult Tradeoffs Policymakers Face
Dec 23, 2025 by

Federal AI Strategy Raises Compliance Stakes for Banks and Big Tech 
Dec 23, 2025 by

Google Sues Alleged China-Based Hackers Over Widespread Phishing Scheme
Dec 22, 2025 by

Europe Moves to Clarify What Counts as Personal Data 
Dec 22, 2025 by