We model platform competition with endogenous data generation, collection, and sharing, thereby providing a unifying framework to evaluate data-related regulation and antitrust policies. Data are jointly produced from users' economic activities and platforms' investments in data infrastructure....

This paper discusses the current state of product market competition in Iceland, including the legal and regulatory framework, and suggests directions for further improvement. Given the size of the economy, efficiency considerations dictate high concentration in many markets, and preventing...

This is a survey of the economic principles that underlie antitrust law and how those principles relate to competition policy. We address four core subject areas: market power, collusion, mergers between competitors, and monopolization. In each area, we select the most relevant portions of...

Digital markets have raised a number of new competition challenges. Ex-post competition policy appears not to be able to address them in their entirety and with the necessary speed. There is considerable consensus, among academics and policy-makers, that ex-ante regulatory policies are needed to...