Gatekeepers are not exclusive to digital markets. Gatekeepers exist in many other industries such as banking, telecoms and energy. The new element introduced by digital gatekeepers is their scale and scope: Digital gatekeepers have a global scope, have millions of users and are present in...

Digital platforms are at the heart of online economic activity, connecting multi-sided markets of producers and consumers of various goods and services. Their market power and their privileged ecosystem positions raise concerns that they may engage in anti-competitive practices that reduce...

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...

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...

This article presents and analyses the results of a large-scale empirical study in which over 11,000 consumers from ten countries in five continents were surveyed about their use, perceptions and understanding of online platform services. To the author’s knowledge, this is the first...

There is an investment gap to reach EU Digital Decade 2030 connectivity targets that require from operators to provide full fixed and mobile broadband coverage. The reason is the lack of economies of scale, therefore return on investment often lags behind cost of capital in fragmented European...

The competition rules and policy framework of the European Union represents an important institutional restriction for doing sports business. Driven by the courts, the 2007 overhaul of the approach and methodology has increased the scope of competition policy towards sports associations and...

In this paper, we will analyse further the issue of concurrence between competition and sector rules and the relation between parallel concepts within the two different legal frameworks. We will firstly examine Third Party Access in relation to essential facilities doctrine and refusal of access...

Severe limitations on antitrust enforcement officials' knowledge and the potential impact of ill-advised investigations and prosecutions on markets suggest that officials should exercise extraordinary caution in enforcement of restraints on single-firm conduct. Although it is common to depict...