Tibor R. Machan is a Hoover research fellow, Professor Emeritus, Department of Philosophy, Auburn University, Alabama, and holds the R. C. Hoiles Endowed Chair in Business Ethics and Free Enterprise at the Argyros School of Business & Economics, Chapman University.
Ludwig von Mises: ". The use of money in a market economy is a praxeologically necessary fact. That gold, and not something else, is used as money is merely a historical fact and as such cannot be conceived by catallactics." - Human Action