This comment was filed with the Department of Justice Antitrust Division on December 31, 2009, as "Comments Regarding Agriculture and Antitrust Enforcement Issues in Our 21st Century Economy" in response to the DOJ/USDA request for public comments for the agencies' joint workshops on antitrust...

The last year has been ripe with antitrust authorities issuing (and withdrawing) guidance on their approach to evaluating practices of abuse of dominance. Canada's Competition Bureau is no exception with its January 2009 release of revised guidelines on the abuse of dominance provisions...

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...

Antitrust regulation harms both consumers, competition, and innovation and therefore should be repealed. From a legislative standpoint, this would involve repealing the Sherman Act of 1890, the Clayton Act of 1914, and the Federal Trade Commission Act of 1914, as amended, including the...

For several years, an increasing number of commentators have been expressing concern that the U.S. has a growing market power problem. Further that dysfunction in the U.S. antitrust institutions, and their failure to protect competition, has damaged the economy. These concerns have led to...

Antitrust populists increasingly call on the government to “break up big tech.” But antitrust enforcers would face heavy evidentiary burdens if they sought to break a company up on the premise that a long-consummated merger was unlawful from the outset and should have been blocked years ago....

In this article we examine exclusionary coalitions: groups of suppliers and customers that work collectively to keep out rivals and share in the resulting benefits. We offer a typology of horizontal and vertical coalitions, which we connect to economic theories about how exclusion is...

Google Search and its algorithm have been subject to intense antitrust scrutiny from competition authorities both in the United States and around the world. Google's introduction of Universal Search in 2007 integrated specialized search results within a narrow category (for example, shopping or...

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....