John Bates Clark
Xenophon
George Berkeley
Daniel Defoe
George Bernard Shaw and others
Pierre-Joseph Proudhon
Wendell Berge
Frédéric Bastiat
W. Stanley Jevons
Karl Marx
Frank A. Fetter
Walter Bagehot
William Graham Sumner
Henry George
John Stuart Mill
Thomas Robert Malthus
Adam Smith
David Ricardo
Thorstein Veblen