Danziger, Sheldon H., and Peter Gottschalk. 2004. Diverging Fortunes: Trends in Poverty and Inequality. Russell Sage Foundation and Population Reference Bureau.
Danziger and Gottschalk analyze changes in wage rates, earnings, and family incomes over the last quarter of the 20th century, detailing that this was a period of slow growth in family income, modest progress against poverty, and rapid growth in earnings and income inequality.