information is shared, externalities arise. The standard conditions for the two fundamental welfare theorems, thus, implicitly …

This paper studies an extensive form game of coalition formation with random proposers in games with externalities. It … the absence of externalities, and symmetric players are not necessarily treated symmetrically in equilibrium. If the grand …

We incorporate externalities into the stable matching theory of two-sided markets. Extending the classical substitutes … condition to markets with externalities, we establish that stable matchings exist when agent choices satisfy substitutability … externalities even though the standard fixed-point techniques do not apply. …