those of manufacturers, what is the effect on competition? Further, how does this effect hinge on market power? In this …

This online appendix to "Insulated Platform Competition" includes proofs and details of our applications.The paper to …

anticompetitive effects. Most importantly, antitrust analysis should focus on competition for seeking and providing attention rather … than the particular products and services used for securing and delivering this attention. The existence of competition …

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 …

We analyze a model of price competition ά la Bertrand in a network environment. Firms only have a limited information …

The paper first summarizes the benefits of competition, i.e. why competitive markets are more efficient than … interference. In the main part, the paper presents the key components of effective competition oversight, in particular for … countries seeking to reform their competition laws and agencies and those planning for the first time to introduce meaningful …

adoption of "platform" or "two-sided market" theory in American antitrust, and in theoretical efforts like the one on which it …