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Antitrust Chronicle® – Hub-&-Spoke Conspiracies

Antitrust Chronicle® – Hub-&-Spoke Conspiracies

Antitrust Chronicle® January 2026 Volume 2

Dear Readers,   Hub-and-spoke theories have long occupied an uneasy middle ground in antitrust law. They sit somewhere between the relative comfort of bilateral vertical agreements and the more demanding evidentiary terrain of horizontal coordination. What unites the contributions in this issue is a shared concern that modern market structures...

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In this issue

Antitrust Chronicle® – Hub-&-Spoke Conspiracies
CPI
Jan 26, 2026
A Data Analytics Company as the Hub in a Hub-and-Spoke Cartel
Joseph Harrington
Jan 26, 2026
Hub and Spoke Cartels
Patrick Van Cayseele
Jan 26, 2026
Hub-and-Spoke Collusion or Vertical Exclusion? Identifying the Rim in Hub-and-Spoke Conspiracies
Rosa Abrantes-Metz, Pedro Gonzaga, Laura Ildefonso, Albert Metz
Jan 26, 2026
The Algorithmic Middleman in a Hub-and-Spoke Conspiracy: Divergent Court Decisions and the Expanding Patchwork of State and Local Regulations
Bradley C. Weber
Jan 26, 2026
Hub-and-Spoke Collusion in the Grocery Industry
Robert Clark, Ig Horstmann, Jean-François Houde
Jan 26, 2026
Will America’s Low-Cost Carriers Survive?
Jan K. Brueckner
Jan 26, 2026
Analyzing Economic Incentives in “Hub-and-Spoke” Conspiracies
Celeste Saravia, Laurien Gilbert
Jan 26, 2026
Hub-and-Spoke Cartels Revisited: Incentives, Proof, and Algorithmic Intermediation
Paolo Buccirossi, Alessia Marrazzo, Salvatore Nava
Jan 26, 2026
Hub-and-Spoke Collusion: What’s the Role of the Fifth Wheel?
Nicolas Sahuguet, Alexis Walckiers
Jan 26, 2026

In case you missed it...



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.




January

Tech banking charters have returned to the center of regulatory and strategic debate, driven by the convergence of digital assets, stablecoins, and the maturation of fintech business models.


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