We characterize generally the Bayesian Nash equilibria of a voluntary contributions public goods game for two consumers with private information.The two consumers simultaneously make voluntary contributions to the public good, and the contributions are refunded if the total falls short of the...

We examine patterns of acquiring non-native languages in a model with two languages corresponding to two populations with heterogeneous learning skills, where every individual faces the choice of self learning the foreign language or refraining from doing so. We then introduce a...

A partial two country equilibrium model is built in which two different exogenous random shocks may occur. The governments simultaneously choose tariff functions relating their specific tariff to the level of an observable variable (volume of trade or international price). In the case of a...

Intermarket network externalities take place when the utility of a good produced in a givenindustry varies with the size of the demand for a good produced in another. A particularlysignificant example of this phenomenon is provided by the interaction between the media andadvertising industries....