The core is reformulated to incorporate the externality typical in strategic formgames. Any coalition of players may deviate by trying to commit to a profile of actionsdifferent from a status quo. The outsiders of the coalition may take a coordinatedmeasure, incentive-feasibly for themselves, to...

Competitive behaviors such as outbidding one’s rivals may be countered by therivals’ threat of mutually destructive objections. In an Arrow-Debreu model of productioneconomies with firms privatized by property rights, we model such hinderedcompetitive behaviors as a coalition’s attempt to...

In production economies, the extent to which non-equilibria are blocked dependson specific rules that allocate authority among shareholders, because a blocking coalition’sresources are affected by the firms it jointly owns with outsiders. Based on anotion of stochastic blocking, we extend...