The effectiveness of alternative loss functions assigned to the common central bank of a monetary union is studied. The alternative policy objectives are a function of the degree of aggregation of decision variables. We consider, respectively, the policy based on the union-wide aggregates and...

The perception that the government bond buying program (OMT) announced by the ECB may lead to future tax burdens on countries, in particular on Germany, is based on an erroneous application of solvency principles that apply to private agents, but not to central banks. We argue that the creditor...