United States. Congress. Senate. Committee on Patents
United States. General Accounting Office
Barbara Ehrenreich
Michael Lewis
United States. Congress. Senate. Committee on Privileges and Elections
Rutger Bregman
Barbara Stanny
Karl Marx
United States. Bureau of the Census
United States. Congress. Senate. Committee on Education and Labor.
James E. Thorold Rogers
Thornton Wilder
Department of Employment Staff Great Britain
United States. Congress. Senate. Committee to Audit and Control the Contingent Expenses
United States. Congress. Senate. Committee on Human Resources.
Gary Stanley Becker
United States. Bureau of Labor Statistics.
William R. Basset