business model, and competition, result in the platform allowing one type of customers to participate in the platform for free … by the participants on the platform as well as have heightened focus on non-price competition when the participation for … concern a free platform side where there is no monetary measure of value. Finally, dynamic competition makes the analysis of …

welfare implications for consumers and firms alike. An exogenous increase in firms' ability to predict demand may make … collusion possible where it was previously unsustainable. However, it also may make collusion impracticable where it had … contribute to the emerging literature on how algorithms and other forms of artificial intelligence may affect competition …

created in hopes of increasing competition. One example is the licensing of cellular telephone services in the United States … geographic markets. Taking advantage of the unique regulatory environment, we test to what degree duopolistic competition leads …

offers especially when many consumers prefer comparable offers. This occurs after initial periods with strong competition and … leads to lower welfare for all consumers. In treatments where firms cannot monitor the competition, firms end up having to …. They are faced with artificial demand from consumers who make mistakes when assessing the net value of products on the …

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 …

legality with that under alternative standards. We find that the rule of per se legality induces maximal collusion among … settling companies. In comparison, the rule of per se illegality entirely prevents collusion and the rule of reason induces … limited collusion when antitrust enforcement is subject to error. Contrary to intuition, limited collusion can be welfare …

remedied.To this end, this article introduces the first taxonomy of collusion on blockchain. The discussion then moves on to … technology. Along the way, we propose methods of action for antitrust and competition agencies …

compared to the underlying litigations. We find that the rule of per se legality induces maximal collusion among settling … when antitrust enforcement is subject to error. Contrary to intuition, limited collusion can be welfare enhancing as it …

An antitrust authority deters collusion using fines and a leniency program. It chooses the probability of an … investigation. Firms pick the degree of collusion: The more they collude, the higher are profits, but so is the probability of … inffective; it may even increase collusion. Increasing the probability of an investigation at low levels does not increase …