This paper analyzes mergers involving several leaders and followers in Stackelberg models, with the merged entity acting as a leader. Adding a follower to a merger increases its profitability, and a merger between one leader and any number of followers is always profitable. When a merger...

This article analyzes endogenous efficiency gains from mergers. It considers oligopolistic homogeneous good markets and duopolistic and triopolistic markets under product differentiation (PD) (quantity and price competition). In a two-stage game, firms invest in cost-reducing innovation with and...

This paper analyzes the interaction between R&D and merger profitability. The industry is composed of symmetric firms who undertake cost-reducing R&D and compete in output. A subgroup of firms merge, and all firms adjust their R&D investments to the new market structure. It is found that in most...

While endogenous merger analysis has been applied to horizontal mergers, the thrust of vertical merger analysis has been based on exogenous mergers. The goal of this paper is to analyze endogenous vertical mergers. I consider a market structure with a downstream monopolist and an oligopolistic...