This paper establishes sufficient conditions for the existence of a stable coalition structure in the coalition … unanimity game of coalition formation, first defined by Hart and Kurz (1983) and more recently studied by Yi (1997, 2000). Our … conditions are defined on the strategic form game used to derive the payoffs the game of coalition formation. We show that if no …

coalition is given by the sum of the valuations for all other players belonging to it. So far, non-cooperative hedonic games …

schemes in order to influence the government's choice on the level of provision of public goods. Using perfectly coalition …

players in a two - and three - member coalition in terms of the payoffs. It turns out that in a sequential equilibrium, these … associated with different coalition sizes and structures so that honesty and cheating do matter in this sense …

The paper studies when efficient allocations are implementable via coalition-proof mechanisms. When ambiguous … implementable via interim coalition incentive compatible mechanisms if and only if the prior distribution of agents’ types satisfies … the Coalition Beliefs Determine Preferences (CBDP) property. When the CBDP property holds, these mechanisms can be …

We propose a framework to analyze coalition formation with heterogeneous agents. Existing literature defines stability … conditions that do not ensure that, once an agent decides to sign an agreement, the enlarged coalition is feasible. Defining the … concepts of refraction and exchanging, we set up conditions of existence and enlargement of a coalition with heterogeneous …