Who Left the South and How Did They Fare?

Leah Platt Boustan, Competition in the Promised Land: Black Migrants in Northern Cities and Labor Markets (Princeton University Press, 2016), chap. 2, https://www.nber.org/books-and-chapters/competition-promised-land-black-migrants-northern-cities-and-labor-markets/who-left-south-and-how-did-they-fare.