If you think London or New York are among the world's most expensive cities, keep guessing and get your checkbooks out (that is if you are travelling to one of the cities that take the top spot).

Zurich, Switzerland

Oslo, Zurich and Geneva top the rankings of the most expensive cities in the world, according to latest study compiled by UBS Wealth Management. In its study economists from UBS compared the prices and earnings in 73 cities worldwide for a basket of 122 goods and services. The three highest ranked cities are followed by equally famous pricey locations: Copenhagen, Stockholm, Tokyo and Sydney. London doesn't appear in the rankingsuntil spot 15, down from 10th place last year. Price levels are the lowest in Delhi, Manila and Mumbai.