@article{oai:kwansei.repo.nii.ac.jp:00020091, author = {深山, 明 and Miyama, Akira}, issue = {1}, journal = {商学論究}, month = {Jun}, pages = {17--42}, title = {価格下限論の生成 : 固定費問題と原価補償の一側面}, volume = {49}, year = {2001} }