The document lists the top 10 cities in the world for purchasing power according to a 2011 UBS study. Zurich, Switzerland and Sydney, Australia took the top two spots, followed by Luxembourg, and four American cities - Miami, Los Angeles, New York, and Chicago - made the top 10. The rankings are based on an analysis of prices and earnings in hundreds of cities worldwide by UBS Wealth Management Research.

1. Top 10 Cities in the World for Purchasing Power(according to UBS Prices and Earnings study, 2011 update)

2. 1. Zurich, Switzerland

3. 2. Sydney, Australia

4. 3. Luxembourg

5. 4. Miami, U.S.A.

6. 5. Los Angeles, U.S.A.

7. 6. Dublin, Ireland

8. 7. Geneva, Switzerland

9. 8. New York, U.S.A.

10. 9. Chicago, U.S.A.

11. 10. Nicosia, Cyprus Image: LaRezistance on Flickr

12. Source: http://www.ubs.com/1/e/wealthmanagement/wealth_management_research/prices_earnings.html