Shaefer immediately went to work to see if he could detect a trend in the SIPP data that matched Edin’s observations. First, though, he needed to determine what income threshold would capture people who were experiencing a level of destitution so deep as to be unthought-of in America. Accordingly, he borrowed inspiration from one of the World Bank’s metrics of global poverty in the developing world—$2 per person, per day. At the time, the official poverty line for a family of three in the United States worked out to about $16.50 per person, per day over the course of a year. The government’s
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