Economics should be built upon a sociological foundation, believed John R. Commons. While pursuing this conviction his chair in sociology was terminated in 1899. From then until 1904, exiled from academia, he investigated afield for the U.S. Industrial Commission and the U.S. Bureau of Labor and...

Kirzner, Israel M. (2001). "Ludwig von Mises: The Man and His Economics". Wilmington, DE: ISI Books. ISBN 1-882926-61-7. xv, 226 pp. Copyright 2003 American Journal of Economics and Sociology.