This paper evaluates the welfare gains arising from a deeper trade integration in the European Monetary Union. To do this, the European Monetary Union is represented in a realistic way by an intertemporal general equilibrium model with incomplete financial markets, sticky prices and home bias...

Cet article étudie la manière dont la politique monétaire doit être conduite en économie ouverte lorsque l'on prend en compte son influence sur la marge extensive de l'activité. Dans un modèle à deux pays, on montre que, contrairement aux résultats obtenus par Bilbiie, Ghironi et...

This paper analyzes jointly optimal fiscal and monetary policies in a small open economy with capital and sticky prices. We allow for trade in consumption goods under perfect international risk sharing. We consider balanced-budget fiscal policies where authorities use distortionary taxes on...

This paper examines if taking into account changes in the number of producers, or equivalently changes in the product variety space over the business cycle, helps to understand and replicate international business cycle facts. To this end, we develop a two-country model in which the economy is...

This paper questions the impact of trade integration on business cycle sychronization in the EMU by distinguishing increase of existing trade flows (the intensive margin) and creation of new trade flows (the extensive margin). Using a DSGE model, we find that synchronization is weakened when new...

This paper shows that internationalized production, modelled as trade in intermediate goods, challenges the standard result according to which exchange rate volatility insulates small open economies from external shocks. Movements of relative prices affect the economy through an additional...