Thomas E. Pinelli
Thomas Paine
Aristotle
Nathaniel Hawthorne
Moses Maimonides
Philip Kotler
Thomas L. Friedman
E. F. Schumacher
John Maynard Keynes
James M. Cain
United States. Congress. Commission on Security and Cooperation in Europe
Friedrich A. von Hayek
John Kenneth Galbraith
Naomi Klein
United States. General Accounting Office
Burton Gordon Malkiel
Michael P. Todaro
Thomas Piketty