NORTHWESTERN UNIVERSITY SCHOOL OF BUSINESS EVANSTON - CHICAGO June 18, 1957 Case Research OFFICE OF THE DEAN GRADUATE SCHOOL OF 339 EAST CHICAGO AVENUE BUSINESS ADMINISTRATION CHICAGO 11, ILLINOIS Libertarian Press Permissions Department 99 West 163rd Street South Holland, Illinois Gentlemen: We would very much like permission to reproduce parts of Chapter IX, "Profit and Loss, 11 from Ludwig von Mises book entitled Planning for Freedom, pp 108-150. This material would be used in our School of Business for teaching purposes only. Thank you for your consideration of this request. Yours very truly, Vinian thing (Miss) Vivian E. Thierry Research Secretary