More unequal and more separate: Growth in the residential segregation of families by income, 1970-2009

book, fourth industrial revolution
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Sean F. Reardon and Kendra Bischoff, “More unequal and more separate: Growth in the residential segregation of families by income, 1970-2009”, US 2010 Project, 2011. 
http://www.s4.brown.edu/us2010/Projects/Reports.htm
http://cepa.stanford.edu/content/more-unequal-and-more-separate-growth-residential-segregation-families-income-1970-2009