As you may know, in October 2015, the World Bank released the new International Poverty Line. The new line boosts the 2005 level, $1.25 based on 2011 local prices converted to US dollars, up to $1.90/day. While it seems like a simple adjustment, measuring poverty across times and countries is an inherently fuzzy process.
The purpose of this second installment of the PPI Practitioner Guidance Series (read the first installment here) is to explain why these two lines are not necessarily equivalent at the level of individual countries, and how PPI users who are currently using the 2005 PPP lines to measure poverty may transition to using the 2011 PPP lines.
...Read More >