Williamson, Jeffrey G. 1974b. "Migration to the New World: Long Term Influences and Impact." Explorations in Economic History 11:357–89.
Williamson, Jeffrey G. 1982. "Immigrant-Inequality Trade-Offs in the Promised Land: Income Distribution and Absorptive Capacity Prior to the Quotas." In The Gateway: U.S. Immigration Issues and Policies, Barry R. Chiswick, ed. Washington: American Enterprise Institute.
Williamson, Jeffrey G. 1995. "The Evolution of Global Labor Markets since 1830: Background Evidence and Hypotheses." Explorations in Economic History 32(2):141–196.
Williamson, Jeffrey G., and Peter H. Lindert 1980. American Inequality: A Macroeconomic History. New York: Academic Press.
Whitney, Coombs 1926. The Wages of Unskilled Labor in the Manufacturing Industries in the United States, 1890–1924. New York: Columbia University Press.
Williamson, Jeffrey 1995. "The Evolution of Global Labor Markets since 1830: Background Evidence and Hypotheses." Explorations in Economic History 32(2):141–196.
Wright, Gavin 1986. Old South, New South: Revolutions in the Southern Economy since the Civil War. New York: Basic Books.
Wright, Gavin 1990. "The Origins of American Industrial Success, 1879–1940." American Economic Review 80(4):651–68.
Wyman, Mark 1993. Round-Trip to America: The Immigrants Return to Europe, 1880–1930. Ithaca, NY: Cornell University Press.
Ziliak, Stephen 1996. "The End of Welfare and the Contradiction of Compassion." The Independent Review 11:55–74.