The impact of aggregate nominal and real shocks on the variance of relative prices is studied in the case of an open economy with fixed exchange rates where agents have limited information about aggregate shocks and the price level. In the first part of the paper it is shown that the limited...

The extreme widening of the exchange rate margins last summer has transformed the EMS from a multilateral fixed rate system into a system of unilateral exchange rate pegging. Professor Neumann characterises the current state of the EMS, outlines the major defects of the system and makes some...