(REVISED EDITION) BY RICHARD T. ELY, PH.D., LL.D. PROFESSOR OF POLITICAL ECONOMY IN THE UNIVERSITY OF WISCONSIN REVISED AND ENLARGED BY THE AUTHOR AND THOMAS S. ADAMS, PH.D. PROFESSOR OF POLITICAL ECONOMY IN. THE UNIVERSITY OF WISCONSIN MAX O. LORENZ, PH.D. ASSISTANT PROFESSOR OF POLITICAL ECONOMY IN THE UNIVERSITY ALLYN A. YOUNG, PH.D. PROFESSOR OF ECONOMICS IN LELAND STANFORD JUNIOR New York THE MACMILLAN COMPANY 1908 All rights reserved |