Contrary to the expectations of those who advocated flexible exchange rates prior to 1973, Williamson, in his study on exchange rate flexibility and reserve use, presented data which suggested “the paradoxical conclusion that reserve use actually increased following the adoption of...

Leaving foreign exchange markets to themselves may not lead to realistic and stable exchange rates. Thus appropriate criteria for interference must be defined. The OPTICA (Optimal Currency Area) Group which was appointed by the European Commission tried to work out appropriate rules for the EC....