Digital Markets: The Challenges of National Enforcement in a Global World

The proliferation of measures across the globe designed to address concerns about the functioning of digital markets has been remarkable. In the last 18 months, a veritable patchwork of new regimes and measures has been introduced or canvassed; and more are likely. Although the measures are at different stages of design and implementation, they appear to have the same broad aims: to address a perceived gap in antitrust enforcement powers and concerns about digital platforms’ exercise of market