Antitrust Chronicle® – Ohio v. American Express: A Year Later…
Spring 2019, Volume 3, Number 2
Dear Readers, On June 25, 2018, the Supreme Court sided in a 5-4 decision with American Express in a lawsuit over rules it imposes on merchants who accept its cards. The Supreme Court’s decision in Ohio v. American Express addressed a number of important issues concerning multisided platforms: for instance, whether each side of a […]
In this issue
Jun 25, 2019
Jun 25, 2019
Jun 25, 2019
Jun 24, 2019
Jun 24, 2019
In case you missed it...

April
This Chronicle explores the rapidly evolving intersection of foreign direct investment and technology, a space where traditional assumptions about openness, control, and market integration are being fundamentally reworked.

March
This Chronicle brings together contributions that explore the evolving relationship between industrial policy, competition, regulation & technological change from complementary angles.

February
This month’s TechREG Chronicle focuses on online consumer protection, at a moment when regulators on both sides of the Atlantic are reassessing how legacy consumer-protection frameworks apply in digital, data-driven markets.
See more Chronicles by year:
Featured News
Fox News Seeks Dismissal of Newsmax Antitrust Case in Florida
May 10, 2026 by
CPI
India Orders Antitrust Probe Into Pernod Ricard Over Retail Practices
May 10, 2026 by
CPI
Ace Hardware Faces Federal Lawsuit Alleging Nationwide Price-Fixing Scheme
May 10, 2026 by
CPI
EU Grants Google More Time in Ongoing Digital Competition Probe
May 10, 2026 by
CPI
DOJ, States Reach Antitrust Deal With Agri Stats Aimed at Lowering Meat Prices
May 10, 2026 by
CPI