On 14 September 2022, the General Court of the European Union largely upheld the landmark Google Android decision of the European Commission of 18 July 2018. The article provides a first assessment of the judgment and its impact on Google and other dominant firms. We explain the contractual...

Having its first commercial breakthrough with ChatGPT, in 2023 artificial intelligence (AI) has rung in the fourth industrial revolution. This article outlines the technicalities and economics underlying generative AI, and what they mean for competition in digital markets and for antitrust and...

Market power on each side of a multisided platform, whether in the form of increasing prices or decreasing quality, is constrained by the risk of losing sales on the other sides. That tends to weaken market power on each side and encourages platforms to keep prices lower and quality higher than...

Dominant or apparently dominant internet platform increasingly become subject to both antitrust investigations and further-reaching political calls for regulation. While Google is currently in the focus of the discussion, the next candidate is already on the horizon – the ubiquitous online...

Markets run on information. Buyers make decisions by relying on information about the products available, and sellers decide what to produce based on information about what buyers want. But the ways in which this market information is acquired has changed, as consumers increasingly turn to...

The recent decision issued by the European Commission against Microsoft raises legitimate concerns under many respects. First, the way the Commission handled the whole proceeding highlighted all the impasse that characterizes antitrust authorities when dealing with complex cases from the...

Telecommunication sector faces to parallel investments into both fiber and 5G, however due to monetization challenges, return on investments often lag behind normal profit expectations. Co-investment, like mobile network sharing can promote cost efficiency, however cooperation raises regulatory...

Consumers have shifted their consumption of online content dramatically from websites that they browse from a personal computer to apps that they use on mobile devices. Marketers have moved with the eyeballs, particularly since people use their smartphones much of the day and carry them wherever...

This symposium began with a call for papers “re-assessing the validity of the Chicago School’s assumptions about competition and considering whether a more aggressive approach to antitrust enforcement is now warranted.” That framing uncritically accepts the premises of antitrust’s new...

The two-sided analysis of platform businesses isn’t pro-defendant or pro-plaintiff. By accounting for business reality and modern economics, it helps courts and enforcement agencies reach the right decision and thereby reduce the likelihood of false negatives as well as false positives....