In dealing with telecom operator and internet mergers in the late 1990s the European Commission adopted a pessimistic view of competition based on the then emerging theory of network effects. This paper takes a short and critical look at the Commission's use of network effects theory, and its...

An important provision in each of the final judgments in the government's Microsoft antitrust case requires Microsoft "make available" to software developers the communications protocols that Windows client operating systems use to interoperate "natively" (that is, without adding software) with...

This article looks at the definition, conditions and evidence necessary to establish that a price squeeze is an exclusionary abuse, and thus an infringement of EC competition law. It shows that the necessary conditions are demanding, and that the empirical test for a price squeeze must be...

One of the most profound changes in the industrial landscape in the last decade has been the growth of business ecosystems- groups of connected firms, drawing on (digital) platforms which leverage their complementors and lock-in their customers, exploiting the “bottlenecks” that emerge in...

An important provision in each of the final judgments in the government's Microsoft antitrust case requires Microsoft "make available" to software developers the communications protocols that Windows client operating systems use to interoperate "natively" (that is, without adding software) with...

In the pharmaceuticals sector there is an inherent tension between intellectual property rights and antitrust. This paper examines this tension over the past 10 years since modernisation of EU competition law. It looks at three types of problems: (i) restrictions on parallel imports; (ii) abuse...

Despite the adoption of the European Damages Directive and its transposition to national legal systems, a number of obstacles to antitrust damages actions in the EU still persist. Such obstacles stem from both substantial and procedural aspects. Information and data available to plaintiffs and...

The collective sale of football broadcasting rights constitutes a cartel, which, in the European Union, is only allowed if it complies with a number of conditions and obligations, inter alia, partial unbundling and the no-single-buyer rule. These regulations were defined with traditional...

We estimate the deterrence effects of European Commission (EC) merger policy instruments over the 1990-2009 period. Our empirical results suggest that phase-1 remedies uniquely generate robust deterrence as – unlike phase-1 withdrawals, phase-2 remedies, and preventions – phase-1 remedies...

Practices and conducts in professional and even amateur sports can be subject to competition laws as soon as commercial activities are involved. From an economic perspective, this implies that both directly commercial activities like the sale of broadcasting/media rights and indirectly...