A Global Middle Class Is More Promise than Reality. Pew Research Center. Rakesh Kochhar. July 8, 2015.
The first decade of this century witnessed an historic reduction in global poverty and a near doubling of the number of people who could be considered middle income. But the emergence of a truly global middle class is still more promise than reality, according to the analysis. [Note: contains copyrighted material].
[PDF format, 95 pages, 3.6 MB].