Following the June 2012 European Council decision to place the ‘Single Supervisory Mechanism' (SSM) within the European Central Bank, the general presumption in the policy discussions has been that there should be ‘Chinese walls' between the supervisory and monetary policy arms of the ECB....

This paper discusses stabilization policy in the presence of bands for the exchange rate. The bands are modelled in a probabilistic sense: monetary policy has to be such as to keep the probability, that the exchange rate stays within the bands, above a certain threshold. In contrast to other...