The broad aim of this paper is to gain some insight into the quantitative importance of reputation in e-commerce. We use an exhaustive data set from one of France’s largest e-commerce platforms, <a href="http://www.priceminister.com/">PriceMinister.com </a>, to estimate a statistical causal effect of a seller’s reputation (and size)...

The World Wide Web was originally a totally English-based medium due to its US origin. Although the presence of other languages has steadily risen, content in English is still dominant, which raises a natural question of how bilingualism of con- sumers of a home country a¤ects production of web...

This chapter provides a roadmap to the burgeoning literature on two-sided markets with a specific focus on BtoB market places. On-line intermediation involves two-sided network effects between buyers and sellers, and the implications for optimal BtoB platforms’ tariffs are discussed. The...

We consider a network that intermediates traffic between free content providers and consumers. While consumers do not know the traffic cost when deciding on consumption, a content provider knows his cost but may not control the consumption. We study how pricing consumers'and content...

We analyze early contracting when a seller has private information on the future gains from trade and the buyer can bypass. Despite ex-post trade occurring under complete information and being efficient, early negotiation with an informed seller allows the uninformed buyer to improve her...

We study monopoly and duopoly pricing in a two-sided market with dispersed information about users' preferences. We first show how the dispersion of information introduces idiosyncratic uncertainty about participation rates and how the latter shapes the elasticity of the demands and thereby the...

Platforms use search diversion in order to trade off total consumer traffic for higher revenues derived by exposing consumers to unsolicited products (e.g. advertising). We show that the entry of a platform competitor leads to higher (lower) equilibrium levels of search diversion relative to a...