Irving Fisher
Allen, Robert Loring (Previously Professor Emeritus, University of Missouri)![Irving Fisher](https://support.digitalhusky.com/media/annotations/sorted/161/1610055/CHSBZCOP031610055.jpg)
Irving Fisher was one of the greatest and certainly one of the most colorful American economists. Widely acknowledged as the chief architect of modern neoclassical economics, he was a writer and teacher of prodigious scope and output whose business career included the earning of a fortune from the invention of a card index system, and its subsequent loss in the Great Crash. He was also an active campaigner for numerous causes, including world ...