-convexity, under which the game is shown to have a non-empty core and the average tree solution lies in the core. In general, link …

coalitions also their union is feasible. Properties of solutions (the core, the nucleolus, the prekernel and the Shapley value … all subsets of the player set N to form, it is assumed that the set of feasible coalitions is a subset of the power set of … N. In this paper we consider such sets of feasible coalitions that are closed under union, i.e. for any two feasible …