Oslo 'priciest city in the world' Norway has seen some strong economic growth After 14 years as the world's most expensive city, Tokyo has been knocked off its top spot - by Oslo. The dubious honour to the Norwegian capital was awarded by the Economist Intelligence Unit, which compared the cost of living in 130 cities. Fellow Nordic city, Reykjavik, in Iceland, jumped to third place, and Japan's second city, Osaka, was fourth. And the cheapest place to spend hard earned cash? Tehran - which was the most expensive city 14 years ago. EU effectApart from the Japanese entries all...