(overlapping climate clubs) to reduce CO2 emissions. R&D provision in clubs produces two types of positive externalities: a global … multilateral coalitional structures are not stable; however, the size of the stable coalition increases as the economy expands. …

externalities. The emphasis, however, is placed on situations with multiple outcomes and how agents behave in the presence of such … multiplicity. In particular, a deviating coalition considers all the likely outcomes that may prevail upon its deviation, and …

This chapter surveys recent models of coalition and network formation in a unified framework. Comparisons are drawn … among various procedures of network and coalition formation, involving simultaneous and sequential moves. The survey also … discussion of efficient network and coalition formation procedures and directions for future research. …

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

parameters in the game are identified. Finally, we apply the model to data on desertion in the Union Army during the American …