Study Finds Big Spike in Poorest in the U.S.

WASHINGTON — The number of people living in neighborhoods of extreme poverty grew by a third over the past decade, according to a new report, erasing most of the gains from the 1990s when concentrated poverty declined. - Study Finds Big Spike in Poorest in the U.S. -- Economix Blog: Calculating Poverty -- Bleak Portrait of Poverty Is Off the Mark, Experts Say nytimes