Marshall JevonsMarshall Jevons is the pen name of Kenneth G. Elzinga, the Robert C. Taylor Professor of Economics at the University of Virginia, and William Breit of Trinity University (1933-2011). Together they wrote two other Henry Spearman mystery novels nder the Jevons pseudonym: The Fatal Equilibrium (Ballantine) and A Deadly Indifference (Princeton). Elzinga, as Marshall Jevons, most recently wrote The Mystery of the Invisible Hand (Princeton). Read More Read Less