b. ????
Harrison Layman is an Economics major at Hillsdale College.
Karl Marx
Lawrence Meyers
Knut Wicksell
Harald Westergaard
Chris Loukas
Eli F. Heckscher
Frank H. Knight
Donald J. Boudreaux
Charles K. Rowley
Daniel B. Klein
William Stanley Jevons
Frédéric Sautet
Walter E. Williams
Arthur Seldon
G.F. Thirlby
Anna J. Schwartz
Friedrich List
Hartmut Kliemt
John Blundell
Thorstein Veblen
Jeffrey Rogers Hummel
Loren E. Lomasky
Jacob Viner
Israel M. Kirzner
Thomas Robert Malthus
Sir William James Ashley
Jon Murphy
Henry Hazlitt
Nigel Ashford
Paul A. Cleveland
David M. Levy
Adam Smith