-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 …

the unique welfare distribution that is core-stable and satisfies the condition that no agent gets a utility payoff above … has an increasing benefit function (no externalities) then every weighted hierarchical solution is core-stable. In case of …

shown that the core of a TU-game coincides with the core of the corresponding minimal rights game. Moreover, the paper … introduces the notion of the k-core cover as an extension of the core cover. The k-core cover of a TU-game consists of all … minimal rights game. It is shown that the core of a TU-game with player set N coincides with the L|N |/2-̦core cover …

coalitions also their union is feasible. Properties of solutions (the core, the nucleolus, the prekernel and the Shapley value …

association started with a voluntary benchmarking aimed to increase the efficiency and effectiveness of the sector. Secondly … efficiency of these two evolutions. In particular, we adapt Free Disposal Hull (FDH) to estimate robust and conditional non …-oriented efficiency estimates. Parametric COLS (Fourier) tests show the robustness of the model with respect to the specification and its …

player property for delta = 0. We show that efficiency, symmetry, linearity and this delta-reducing player property …