The tricky work of measuring falling global poverty, October 12, 2015, The Economist: “‘This is the best news story in the world,’ said Jim Yong Kim, the president of the World Bank, of the announcement this month that the proportion of the world living in poverty is now in single digits, at 9.6%. The claim has rekindled a long smouldering debate over the reliability of such statistics. Counting the poor is no easy task. The Bank bases its poverty figures on household surveys, which are undertaken by developing countries every few years…”