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...

After almost four decades of price stability, inflation has recently approached historical highs. Initially driven by global energy and food price increases, the magnitude of the surge in inflation caught central banks and markets by surprise. Price pressures are now increasingly broadening to...