Oslo, Dublin and London most expensive cities in world - In a new report, the Union des banques suisses (UBS) illustrates that since the last edition in 2006, exchange rate developments have had a considerable impact on the listing of the most expensive cities in the world. According to the “Prices and Earnings” study of 2006 but updated in light of the exchange rate and inflation changes in 2007, cities in the USA have become very attractive. The study focuses on a basket of twenty-two...