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...

We examine how heterogeneity in customers' multi-homing tendencies affects a platform's response to new entrants in its market. We develop a formal model to generate empirical predictions and then test them leveraging a historical setting: TV broadcast station entry into local newspaper markets...

This paper provides a basic conceptual framework for interpreting non-price instruments used by multi-sided platforms (MSPs) by analogizing MSPs as "private regulators" who regulate access to and interactions around the platform. We present evidence on Facebook, TopCoder, Roppongi Hills and...

Due to network effects and switching costs in platform markets, entrants generally must offer revolutionary functionality. We explore a second entry path that does not rely upon Schumpeterian innovation: platform envelopment. Through envelopment, a provider in one platform market can enter...