than usual discount of $10 million among 5 importers. The discount is a result of forming a coalition by 5 current …

the average rankings of the other types of groups. We show that a core stable coalition structure always exists, provided …We consider three-sided coalition formation problems when each agent is concerned about his local status as measured by …

coalition forms without delay in equilibrium, expected payoffs must be in the core of the characteristic function game that …This paper studies an extensive form game of coalition formation with random proposers in games with externalities. It … strong condition, the equilibrium coalition structure is not necessarily efficient. There may be multiple equilibria even in …

We study linearly weighted versions of the least core and the (pre)nucleolus and investigatethe reduction possibilities … dual game. Our main results imply, for example, that if the core of the game is not empty, all dually inessential … core and the per-capita (pre)nucleolus from the dual game. This could lead to the design of polynomial time algorithms for …

) core is empty if and only if the maximum of generated payoffs (mgp) is greater than the grand coalition’s payoff v(N), or …This paper first establishes a new core theorem using the concept of generated payoffs: the TU (transferable utility …