on the one hand and the core property of an allocation on the other. In particular we show that it is an inhomogeneous … distribution of cost shares that motivates some coalition of agents to separate and to block an initially given Pareto optimal … allocation which can be interpreted as the outcome of a negotiation process when all agents form a grand coalition …

members of the coalition group for equilibrium payoffs and welfare effects. In this analysis we also distinguishing between … coalition groups with and without side payments. Overall, coalition groups tend to perform well for the members of the coalition … group in comparison to fully decentralized negotiations, particularly if the objectives of the members of the coalition …

non-coalition countries with regard to emissions and welfare and compare business as usual with the coalition … liberalization by moving from autarky to free trade. Although the coalition steps up its mitigation effort, world emissions rise … environment as well as for the coalition countries’ welfare and the aggregate welfare of all countries; it reduces the range of …

concerns. Instead of exogenously restricting transfers on a matching market, we introduce a desideratum based on fairness …

We show that in a Ricardo-Viner-type trade model with unemployment due to search and matching the productivity effect …

We develop a two-sided matching model to analyze collaboration between heterogeneous academics and firms. We predict a … positive assortative matching in terms of both scientific ability and affinity for type of research, but negative assortative …