Calibrating Global Poverty

The latest PPP update from the International Comparison Program (ICP) needs careful interpretation and less mobility in poverty goalposts…
World Bank ICP Report Summary, 30 Apr 2014 (covering almost 200 countries and using 2011 as the reference year)
Global Absolute Poverty Fell by Almost Half on Tuesday, Center for Global Development, 2 May 2014
What Do New Price Data Mean for the Goal of Ending Extreme Poverty? Brookings Institution, 5 May 2014
Playing with and Understanding Purchasing Power Parities, World Bank blog, 7 May 2014