World’s 20 economically strongest cities

Indian cities Ahmedabad and Bangalore have been listed among the world’s top 20 competitive cities in terms of economic strength, according to a report released earlier this year. The Economist Intelligence Unit research ranked the world's top cities based on various parameters, to compile the latest Global City Competitiveness Index. However, in our slideshow below, we focus on only on the ‘economic strength’ criteria, which is based on every city’s overall GDP, growth rate and relative income.
(Images: Getty and Think Stock)