This article examines the incentive to merge in a Bertrand competition model with generalized substitutability and price competition. The model suggests that acquisition of firms by their rivals can result in maximal concentration of the industry.

We study customization in the Hotelling model with two firms. In addition to providing ideal varieties, the perceived uniqueness of a customized product contributes independently to consumer utility. We show that only when consumer preferences for uniqueness are high customization occurs in...

In an oligopolistic framework with price competition, we examine the effect of abatement taxes, as well as emission caps on the incentives for adopting a green technology. We identify two new strategic effects, namely the relative efficiency effect, and the competition softening effect, that...

In this note, we analyze the equilibrium outcomes of pricing games with product differentiation in relation with the extent of market coverage. It is a received idea in the IO literature that the horizontal and vertical models of product differentiation are almost formally equivalent. We show...

This note qualifies the statement made in Bouët (2001), European Economic Review 45, 323-336, by showing that within the model proposed by the author the effect of a VER on research and development does depend on the mode of competition

This note qualifies the statement made in Bouët (2001), European Economic Review 45, 323-336, by showing that within the model proposed by the author the effect of a VER on research and development does depend on the mode of competition