Two duopolists compete in price on the market for a homogeneous product. They can ‘profile’ consumers, i.e., identify their valuations with some probability. If both firms can profile consumers but with different abilities, then they achieve positive expected profits at equilibrium. This...

This paper investigates the impact of localization economies on firms' locations. It is known that such external effects lead to substantial cost reductions when firms are located together. However, when they are agglomerated, firms also face the prospects of tough price competition whose...

The effects of (private, small-scale) copying on the pricing behavior of producers of information goods are studied within a unified model of vertical di¤erentiation. Although information goods are assumed to be perfectly horizontally differentiated, demands are interdependent because the...