preemption pattern, and episodes in which firms invest simultaneously, a tacit collusion pattern. These episodes may alternate … preemption episode: firms invest at different times but have equal value. The first such investment may occur earlier and …

, les firmes ont un comportement de préemption, si bien que le premier investissement en capacité se produit plus tôt, et …

We study a simple duopoly model of preemption with multiple investments and instantaneous Bertrand competition in a … instantaneous Bertrand competition. This casts some doubts on the robustness of one-shot models of preemption. Dans cet article …, nous étudions un modèle (duopole) de préemption avec investissements multiples et concurrence instantanée à la Bertrand …

preemption equilibrium with the first industry investment occurring earlier (hence being riskier) than socially optimal. Once … ce contexte. Initialement, le seul équilibre Markovien parfait (ÉMP) est un équilibre de préemption dans lequel le …

deterrence policy and instead invest all its resources in its own national protection or even choose to ignore totally terrorism …The World Trade Center attack has shed light on the urgent need to implement preventing measures against terrorism and … explain failure in coordination is that collective actions against terrorism may suffer from the well known free riding …