In this article we analyse how the enlargement of a monetary union may affect the design of the common monetary policy when the latter transmits asymmetrically between the member countries. We find that the use of national information about inflation and unemployment in the design of the common...

In this paper we address the issue of how transmission uncertainty could affect the choice between a federal monetary policy based on national data and one on aggregated data. We find that the uncertainty about the transmission process increases the need to take into account information about...

There is a wide consensus that the existence of structural rigidities in the Eurozone reduces the effectiveness of the ECB's monetary policies. In order to test this ?ECB-handicap? hypothesis, we perform a meta-analysis of the effects of monetary policies in the US and the Eurozone countries....