This paper discusses challenges for competition authorities in the 21st century. Those challenges were identified on the basis of a statistical review of the articles published since January 2011 in five major antitrust law journals. The assumption underlying this literature review is that the...

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...

This paper gives a fresh account of competition in the digital economy. Economic analysis in the field of industrial organization remains largely focused on a sophisticated version of the Schumpeter-Arrow debate, which is unresolved and largely irrelevant. We posit the need to look at...