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 …

Consider an environment with widespread externalities, and suppose that binding agreements can be written. We study …

investigate the incentives to expend effort for a prize that produces consumption externalities and consider alternative … regulatory policies. We find relatively more global consumption externalities will increase (decrease) rent seeking when con …- sumption externalities are negative (positive). We show how introducing Pigouvian taxation (possibly with revenue transfer) and …

externalities. In the context of the partition function, it is shown that any member of this class of sharing schemes leads to the … sharing scheme is particularly powerful for economic problems that are characterized by positive externalities from coalition …

. We approach this gap by analyzing the role of positive and negative externalities of link formation. We find general … results that relate situations of positive externalities with stable networks that cannot be 'too dense' in a well …-defined sense, while situations with negative externalities, tend to induce 'too dense' networks. …