Title from cover.
Published by: Nihon Hyōronsha, July 1946-1952; Nihon Hyōron Shinsha, 1953-1963; Nihon Hyōronsha, 1963-2006.
Table of contents also in English.
Issued by: Tōkyō Shōka Daigaku Hitotsubashi Ronsō Henshūjo, 1944-1945; Tōkyō Sangyō Daigaku Hitotsubashi Ronsō Henshūjo, 1946-1947; Tōkyō Ssangyō Daigaku Hitotsubashi Gakkai, 1947-1952; Hitotsubashi Daigaku Hitotsubashi Gakkai, 1953-2006.