Justice Gorsuch began the oral argument in Ohio v. American Express with pointed questions on consumer welfare, output, and deadweight loss. Justice Breyer began his dissent with a spirited defense of the “American approach” to using antitrust litigation, rather than government regulation,...

America's failing antitrust system is, in large part, to blame for today's market power problem. Lax antitrust law and enforcement have allowed troubling trends like corporate consolidation to remain unchallenged, further embedding our skewed economy. In highly consolidated markets, consumers...

This paper looks at whether the standard unilateral effects model can be applied to non-price competition parameters such as innovation. This question arises because competition authorities are intervening in horizontal mergers that are found to give rise to a “significant impediment to...

The enforcement policy of the Egyptian Competition Law reveals that there are two varying approaches in relation to the concept of related parties/single economic unit. The first requires for parties to be related, to be active in the same relevant market. This created discrepancies in practice....

As technology and interconnectivity have continued to flourish, so too has an important and complex form of enterprise: the platform. Services like Uber, Google Search, Hulu, and American Express cater to distinct but deeply-interdependent “sides” of customers that derive value or revenues...

On 9 June 2017, the 9th Amendment to the German Competition Act (Gesetz gegen Wettbewerbsbeschränkungen) entered into force. It transposes the EU Directive on Antitrust Damages Actions into German law. Yet, the German legislator also took the opportunity to implement some additional changes....

The question of whether and how partial common-ownership links between strategically interacting firms affect firm objectives and behavior has been the subject of theoretical inquiry for decades. Since then, the growth of intermediated asset management and consolidation in the asset-management...

This paper explores the concept of vertical restraints or restrictions. It includes references to the competition law regimes of the European Union (EU), United States (US), and the People's Republic of China, as well as the key case law. It is part of the Concurrences' Global Dictionary of...