In a previous analysis of the West African Monetary Union, Macedo(1985a), size is taken to be a major structural characteristic of a country in the sense that large countries are not affected by disturbances originating in small countries but small countries are affected by large countries'...

This paper presents a simple general equilibrium model of two countries using a common currency. The goal is to study how the monetary arrangement influences the optimum financing of a public good. If the two countries are allowed to print the common currency autonomously, they will finance...