By Clifford Hildreth
The writer is indebted to the Alfred P. Sloan starting place and to the Graduate tuition of the collage of Minnesota for monetary reduction. This authorized visits with a variety of outdated Cowlespeople, copy of files, and a few relief in instructing commitments. the various who answered with details and proposals can't be blamed for the shortcomings of the publication. college and employees on the Cowles starting place have been quite useful. Dori Clifton, enterprise supervisor, and Karlee Gifford, Librarian, have been continually ingenious in finding humans and files. Michael Intrilgator, Leonid Hurwicz, and Martin Beckmann fur- Intriligator additionally nished perceptive reviews on an past draft. acquired my entry to the Marschak data at UCLA. Wendy Williamson, the librarian on the Jacob C. Schmookler Library on the college of Minnesota cheerfully and successfully dealt with plenty of (sometimes imprecise) requests for reference fabrics and produced neat and well timed drafts from very attempting scratchpaper. applicable components of my correspondence and a few copies of files should be positioned in a Cowles fee archive on the Cowles origin, Vale University.