According to traditional IO models, the characteristics of market demand (intercept, slope, elasticity) and of technology (level of symmetric marginal costs) do not play any role in defining the sustainability of collusive behaviors in Bertrand oligopolies. The paper modifies this...

We present an endogenous timing game of action commitment in which play- ers can steal from each other parts of a homogeneous and perfectly divisible pie (market). We show how the incentives to preempt or to follow the rivals radi- cally change with the number of players involved in the game. In...