Cet article propose une analyse économique comparative de différentes règles de droit utilisées en cas de rupture de contrat. Il met plus particulièrement l'accent sur trois critères: la rupture efficace du contrat, l'existence d'investissement spécifique dans la relation contractuelle et...

We analyze the incentives of a controlling shareholder of a firm to acquire, directly or indirectly through his firm, shares in a competitor. We charaterize the conditions under which these partial acquisitions as well as the equilibrium toehold and its nature: controlling or silent. We find...

Cet article propose une analyse économique comparative de différentes règles de droit utilisées en cas de rupture de contrat. Il met plus particulièrement l'accent sur trois critères: la rupture efficace du contrat, l'existence d'investissement spécifique dans la relation contractuelle et...

We analyze the incentives of a controlling shareholder of a firm to acquire, directly or indirectly through his firm, shares in a competitor. We charaterize the conditions under which these partial acquisitions as well as the equilibrium toehold and its nature: controlling or silent. We find...

[eng] This article shows that the results of the studies on the relation between the use of Information an Communication Technologies (ITC) and economic performances are influenced by measuring instruments used. In the first part, we present the main results of these studies and we raise some...

We analyze horizontal mergers in vertically related industries. In a successive Cournot oligopoly model, we first compare the profitability of mergers in the upstream and in the downstream sectors. We characterize conditions on the concavities of the input supply function and the final demand...