Middle Class Contracted in U.S. Over 2 Decades, Study Finds
David Autor quoted in the New York Times, April, 24, 2017
https://www.nytimes.com/2017/04/24/business/economy/middle-class-united-states-europe-pew.html?_r=0
https://www.nytimes.com/2017/04/24/business/economy/middle-class-united-states-europe-pew.html?_r=0