Labor mobility is commonly taken as a property of an optimal currency area. But how does that property affect the outcome of fiscal policies? In our model, we show that perfect (costless) labour mobility is not necessarily welfare improving, since it prevents the national fiscal authorities from...

We assess the role of national fiscal policies, as automatic stabilizers, within a monetary union. We use a two-country New Keynesian DGE model which incorporates non-Ricardian consumers (as in Gali et al. 2004) and a home bias in the composition of national consumption bundles. We find that...

This paper employs a stylized New Keynesian DSGE model for a monetary union to analyze whether cyclical inflation differentials can be explained by cross-country differences concerning the characteristics of financial markets. Our results suggest that empirically plausible degrees of...