Platforms are everywhere. The rise of Uber, Netflix, and Facebook has attracted a lot of
attention to this business model. However, despite its relevance and presence in the digital …

Since the 1990s, the increasing development of digital‐driven technologies such as the
Internet, cloud computing, big data, and the Internet of Things and the popularization of …

In this paper, I study the effect of adding large numbers of producers of application software
programs (“apps”) to leading handheld computer platforms, from 1999 to 2004. To isolate …

This article focuses on the economics of digital markets with particular emphasis on those
features that are commonly deemed critical for Antitrust. Digital markets are often …

We propose an analysis of platform competition based on the academic literature with a
view towards competition policy. First, we discuss to which extent competition can emerge in …

This Chapter provides a survey of the economics literature on multi-sided platforms with
particular focus on competition policy issues, including market definition, mergers …

I develop a general theory of monopoly pricing of networks. Platforms use insulating tariffs to
avoid coordination failure, implementing any desired allocation. Profit maximization distorts …

The chapter has ten sections, which cover the theory of two-sided markets and related
empirical work. Section 1 introduces the reader to the literature. Section 2 covers the case of …

Problem definition: This paper explores the impact of competition between platforms in the
sharing economy. Examples include the cases of Uber and Lyft in the context of ride-sharing …

Platform businesses add value by facilitating interactions between customers who are
attracted in part by network externalities. Two-sided platform businesses with low costs of …