by McKinsey Global Institute — published in 2012

Read the document  @  http://www.mckinsey.com/insights/urbanization/urba…

Cities have long been the world’s economic dynamos, but today the speed and scale of their expansion are unprecedented. Through a combination of consumption and investment in physical capital, growing cities could inject up to $30 trillion a year into the world economy by 2025. Understanding cities and their shifting demographics is critical to reaching urban consumers and to preparing for the challenges that will arise from increasing demand for natural resources (such as water and energy) and for capital to invest in new housing, office buildings, and port capacity.

Private sector, Economic, global middle class, demography, development, urbanization, migration