This paper presents a simple, basic model to compute the welfare consequences of the introduction of a tariff on the CO2 content of imported goods in a country that already imposes a domestic carbon tax. The main finding is that the introduction of a carbon import tariff increases global welfare...

What policy objective should a common central bank in a heterogeneous monetary union pursue? Should it base its decisions on the EU-wide average of inflation and growth or should it instead focus on (appropriately weighted) national welfare losses based on national rates of inflation and growth?...

What political objective should a common central bank in a heterogeneous monetary union pursue? Should it base its decisions on the EU-wide average of inflation and growth or should it instead focus on (appropriately weighted) national rates of inflation and growth? We find that a central bank...

"This paper deals with potential instabilities in the Eurozone stemming from an insufficient interplay between monetary policy and reform effort on the one hand and the emergence of intra-Euro area divergences on the other. As a first step, we assess the effect of EMU on structural reform and...