I develop and analyze a DSGE model of a currency union to revise the question of how to conduct monetary and fiscal policy in countries that share the same currency. In contrast with the previous literature which assumes coordination, this paper analyzes the case where coordination lacks among...

We analyze the interaction between committed monetary policy and discretionary fiscal policy in a model with public debt, endogenous government expenditures, distortive taxation and nominal rigidities. Fiscal decisions lack commitment but are Markovperfect. Monetary commitment to an interest...

We consider the interaction between monetary and fiscal policies, in one country and in a monetary union. In a Nash equilibrium, at least one of the outcomes (output and inflation) are more extreme than the ideal points of both policy authorities. We allow very general stochastic shocks to the...