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CGD in the News
June 12, 2014
You can get a very different picture of the world depending on which definition of middle class you use. A 2009 analysis by economist Martin Ravallion, then at the World Bank, now at Georgetown, found that between 1990 and 2002, 1.2 billion people in the developing world became middle class as defin...
Blog Post
May 28, 2014
In an op-ed last week, “Reading Piketty in India,” I noted how poor the U.S. was in the mid-19th century. As best I can determine from the data available, the proportion of America’s population living below India’s poverty line was roughly as high then as it is in India ...
Blog Post
May 08, 2014
Last week saw the release of the new 2011 Purchasing Power Parity (PPP) rates for GDP produced by the International Comparison Program (ICP). The ICP is a major global statistical operation. The Global Office is housed in the World Bank but the ICP is implemented separately in each region by designa...