Demange (1994, 2002), extend to partition function games with negative externalities. Under positive externalities, although …

externalities. An organization is defined as a group of agents, together with a set of bilateral relations, formally, a connected … graph. Because of the presence of externalities, the profitability of coalitional threats to an organization depend on the … externalities, while the fully connected organization emerges under negative. This result is shown to hold independently of the …

This paper proposes a formulation of coalitional payoff possibilities in games with externalities, based on the …