We study the competition effects of platforms entering their own marketplaces in the context of mobile applications. Using a rich panel dataset of monthly observed applications on the most prominent mobile ecosystems, Apple and Android, we seek to understand how the launch of a new application...

We examine businesses' choices of mobile platforms – iOS and Android – contrasting firms in the U.S., India, and Japan. Using Crunchbase® data on startups seeking external funding, we find that many of the 47 business categories analyzed are likely to use mobile platforms, but some have a...

This paper analyzes conflicts that arise when trying to apply traditional antitrust principles in the context of digital markets.

This paper examines firms' choices to use mobile platforms — namely iOS and Android. Using Crunchbase® data on startups seeking external funding, we find that 16 of 47 business categories are likely to use mobile platforms. 10 of these 16 exhibit no platform preferences, implying...

A current controversy in antitrust is use of the consumer welfare standard (CWS). CWS in effect states that a merger or anticompetitive business practice is illegal if it makes consumers worse off than they would be otherwise (Wilson, 2019). Salop (2010) holds that Congress intended something...