The object of this paper is to discuss on-line intermediation from the perspective of two-sided markets. It builds a simple model of the intermediation activity when trading partners are involved in a commercial relationship and uses it to illustrate some of the results that emerge in the...

The object of this paper is to discuss intermediation on-line from the perspective of two-sided markets. It builds a simple model of the intermediation activity when trading partners are involved into a commercial relationship and uses it to illustrate some of the results that emerge in the...

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...