… A 1995 report by a National Academy of Sciences panel outlined ways to update the poverty measure, and the Census Bureau adopted many of these recommendations in its 2011 introduction of the Supplemental Poverty Measure. … But SPM remains experimental, and is released at least a month and a half after the official measure — which came out this past week for 2012. The next SPM is due on Oct. 30. Why this time lag? [cont.]
Carl Bialik, Wall Street Journal