Tokyo is the most expensive city in the world, with a movie ticket costing $24 and the average taxi fare at $8.
As a global financial center, the city is home to headquarters for many of the world's largest investment banks and insurance companies.
Tokyo is also one of greenest cities in the world. Despite having a population of more than eight million, it has the lowest carbon dioxide emissions in Asia-Pacific.
Oslo has been the second most expensive city for expatriates for six years in a row - that's thanks to the relative strength of the Kroner, which has appreciated 16 percent against the U.S. dollar over the last year, and the resilience of the Norwegian economy during the financial crisis.
Known as Japan's most dynamic region, Nagoya is located 165 miles west of Tokyo. It is the hub for most of Japan's manufacturers, and produces a large portion of the country's automobile and aircraft parts.
The discovery of oil in the North Sea during the 1960s, converted this quaint metropolis into Norway's petroleum capital. Over 50 energy companies have offices in Stavanger, making the city home to hundreds of expatriates working in the oil and gas sector.
As Japan's second-largest city, Yokohama is a major commercial center for the Greater Tokyo Area.
The port city has a strong economic base, particularly in the biotechnology, semiconductor and shipping industries. Carmaker Nissan and Fujitsu semiconductor have moved their headquarters to the city.
Despite its low tax rates, Switzerland's largest city ranks as the fifth most expensive for expatriates. A large reason for this is the rapid appreciation of the Swiss franc, which has strengthened 27 percent against the US dollar in the last year.
The capital of Angola has seen an influx of multinational companies looking to tap the country's rich energy reserves. The country is also rich in other goods, exporting coffee, diamonds, sugar, iron and salt.
Situated along Lake Geneva in the French-speaking part of Switzerland, Geneva is regarded as the global center for diplomacy. It's home to many United Nations agencies, as well as the World Trade Organization, Red Cross and World Economic Forum headquarters.
Kobe is one of Japan's busiest container ports. It is also the point of origin and namesake of the world-renowned Kobe beef.
The country's capital is home to several major Swiss companies including Rolex, Toblerone, Swisscom and The Swatch Group, as well as the foreign offices of American companies, such as eBay, Cisco and Ingram Micro.
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