In this paper, we study the optimal number of active firms in acoalition and in a merger. We consider two kinds of game : a merger gameand a coalition game, both in the context of price competition with horizontalproduct differentiation. These are two-stage games. The first stage consistsof...

This article analyzes the incentive to merge in a context of price competition with horizontal product differentiation. In contrast to the results obtained by Kamien and Zang (1990), we show that merged equilibria can appear in this game. Moreover monopolization of the industry occurs with a...

In this paper, we study the impact of a merger on collusion depending on the endowment of capital asset among firms. We show that the merger makes the collusion easier to sustain when asymmetric capital stock combines with less efficient insiders because of more symmetric conditions and closer...

Faced with strong environmental issues, the agricultural sector has to revise deeply its aims and performance criteria. Numerous methods have been proposed to involve heterogeneous stakeholders in farming system design, and several authors highlight the importance of reflexivity in such...

Ce mémoire a pour objectif de définir une démarche permettant à toute entreprise de se positionner en tant que client préférentiel auprès de ses fournisseurs. Cette notion de client préférentiel fut durant de nombreuses années étudiée de façon unilatérale par une approche marketing...

Ce travail s'inscrit dans le débat relancé par l'article de Porter M. & Kramer M. (2011) dans Harvard Business Review proposant de refonder l'analyse stratégique autour de la notion de shared value. L'objectif de cette contribution est, tout d'abord, de proposer une analyse stratégique de la...

Be it snow, volcanic ash or strikes, crisis events impose high costs on the air transport system and society. Airlines have progressively learned to mitigate the irregular operations arising from such events through procedures such as Collaborative Decision Making (CDM) for traffic flow and...

Ce mémoire a pour objet d'analyser en quoi la présence d'un réseau de prescripteurs, sur un marché donné, influence la stratégie marketing-mix d'une entreprise présente sur ce marché. Nous avons choisi, pour cette étude, de nous concentrer sur le marché public et plus précisément sur...

Although accessibility is usually known by urban planners, it is often applied to only people transport. However, retailing deployment needs to relate accessibility and attractiveness to both people transport (for shopping purpose) and goods transport (for delivery purpose to retailers). This...

Since the lst of April 1997 date of the implementation of the third package of the liberalization, air transport, within the european Union has become totally liberalized. In the United States the deregulation of domestic air traffic was earlier and faster since it took place in October 1978...