Top 10 most competitive cities in the world
8. Chicago
The Willis Tower (formerly Sears Tower) rises above the city's skyline in Chicago, Illinois, on Nov 8, 2013. [Photo/VCG] |
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8. Chicago
The Willis Tower (formerly Sears Tower) rises above the city's skyline in Chicago, Illinois, on Nov 8, 2013. [Photo/VCG] |