"In recent years, market definition has come under attack as an analytical tool of competition law. Scholars have increasingly questioned its usefulness and feasibility. That criticism comes into sharper relief in dynamic, innovation-driven markets, which do not correspond to the static markets...

The EU and US antitrust law provisions on unilateral conduct are often understood as remedying the competitive harm resulting from the exercise of significant market power. They only apply when firms hold dominance or monopoly positions. Nonetheless, this chapter explores existing laws and...

Market definition is a core concept of competition law in the European Union, the United States and Brazil. The present contribution first surveys the general approach to market delineation in these three jurisdictions. Against this background, it then embarks on a discussion of market...

The innovative new technology and business models of the new economy recurrently challenge established legal principles. In antitrust law, traditional tools of market definition, such as the price-based SSNIP test (small but significant non-transitory increase in price) cannot properly be...

The prevalence of third-party tracking in our modern ecosystem cannot be ignored. Trackers, on our websites and apps, enable multi-sourced data gathering, at distinct volume, velocity, verity and veracity. While employed by numerous operators, the majority of these trackers are controlled by a...

The digital economy challenges many of the basic assumptions of competition law. With the rise of big data and big data analytics, one question has become particularly pressing: to what extent should privacy considerations and data protection laws filter into competition law assessments? The...