according to economist Anne Case and Angus Deaton, the winner of the latest Nobel Prize in economics, its members in the 45- to 54-year-old age group are dying at an immoderate rate. While the lifespan of affluent whites continues to lengthen, the lifespan of poor whites has been shrinking. As a result, in just the last four years, the gap between poor white men and wealthier ones has widened by up to four years.