We study duopoly pricing in the market for mobile phone service, which features network externalities, switching costs …

In the presence of network externalities, we compare the stability of collusion under Bertrand and Cournot duopoly with … competition than under Cournot competition in the sense of wide range of network externalities; (ii) collusion in prices … (quantities) is more stable than in quantities (prices) if network externalities is strong (weak) …

This paper analyzes competition in a two-period differentiated-products duopoly in the presence of both switching costs …