William L. Goffe
Dept. of Economics and International Business
University of Southern Mississippi
Hattiesburg, MS 39406
Robert P. Parks
Department of Economics
Washington University
St. Louis, Missouri 63130
November, 1996
For scholars and scientists, paper is not an end but a means. It has served us well for several millennia, but it would have been surprising indeed if this manmade medium had turned out to be optimal for all time. -- Steven Harnad, in [Okerson and O'Donnell 1995], p. 90.