We examine two episodes of strategic interaction in the U.K. betting industry: (i) Betfair (an entrant multi-sided platform, or MSP) vs. Flutter (also an MSP), and (ii) Betfair vs. traditional bookmakers. We find that although Betfair was an underfunded second mover in the betting exchange...

There is growing evidence that consumers are influenced by Internet-based opinion forums before making a variety of purchase decisions. Firms whose products are being discussed in such forums are, therefore, tempted to try to manipulate consumer perceptions by posting costly anonymous messages...

There is growing evidence that consumers are influenced by Internet-based opinion forums before making a variety of purchase decisions. Firms whose products are being discussed in such forums are, therefore, tempted to try to manipulate consumer perceptions by posting costly anonymous messages...

There are works in the economic literature devoted to various aspects of digital platforms’ activities. At the same time, there no published studies examining digital platforms from the point of view of the institutional economy. The digital platform is viewed by the authors from an...

The abundance of transaction data available on the Internet tends to make information more transparent in electronic marketplaces. In such a transparent environment, it becomes easier for suppliers to obtain information that may allow them to infer their rivals' costs. Is this good news or bad...

This is a preliminary draft of an Invited Symposium paper for the World Congress of the Econometric Society to be held in Seattle in August 2000. We discuss the strong connections between auction theory and standard economic theory, and argue that auction-theoretic tools and intuitions can...

"Electronic coordination links markets at different locations that have initially been (partially) separated by transport costs. Rising competitive pressure should in turn affect incentives to differentiate products. In this paper investment decisions concerning transport cost reduction and...

In this note I examine price competition between two sellers who sequentially arrive to an online consumer-to-consumer market (e.g., Craigslist). Each seller has one unit of a homogeneous good that they want to sell to a pool of buyers. When buyers arrive randomly to the market, I show that...

The power of today’s tech giants has prompted calls for changes in antitrust law and policy which, for decades, has been exceedingly permissive in merger enforcement and in constraining dominant firm conduct. Economically, the fear is that the largest digital platforms are so dominant and its...