&S preferences. Stability of the grand coalition is never reached, but potential internally stable grand coalitions are achieved … eines globalen öffentlichen Gutes – z.B. Klimaschutz - eingeführt. Spieler tragen – wenn sie einer Koalition beitreten …

majority coalition can be stable, provided that reciprocity is sufficiently strong and widespread. In addition, a stable … minority coalition can exist, even with weak reciprocity preferences. This latter coalition is weakly larger than the maximum … stable coalition with standard preferences, but is characterized by mutually negative sentiments. …

)The coalition decision, (ii) proposers' demand behavior in 2- and 3-personultimatum subgames, and (iii) theresponders' behavior in …

our model and experiments, introducing a coalition formation stage prior to making a contribution decision enables sorting …

coalitions in simple games. We characterise those sets of players which can be imposed in the equilibrium coalition and show that … the only decisive structures where the agenda setter can impose the presence of any minimal winning coalition are apex … games, where a large player forms a winning coalition with any of the small players …