@article{oai:fukuoka-u.repo.nii.ac.jp:00004643, author = {Yamazaki, Yoshihiro}, issue = {2}, journal = {福岡大学経済学論叢, Fukuoka University Review of Economics}, month = {Mar}, note = {application/pdf}, pages = {189--194}, title = {Profit and Value in Random System : On Professor Schefold's Paper}, volume = {63}, year = {2019} }