by Eugen von Böhm-Bawerk . Böhm-Bawerk's criticism of Marx / by Rudolf Hilferding ; together with an appendix consisting of an article by Ladislaus von Bortkiewicz on the transformation of values into prices of production in the Marxian system ; Ed. with an introd. by Paul M. Sweezy. -- Kelley, 1966. -- (Reprints of economic classics).