@article{oai:kwansei.repo.nii.ac.jp:00029809, author = {藤原, 憲二 and Fujiwara, Kenji}, issue = {1}, journal = {経済学論究, The journal of economics of Kwansei Gakuin University}, month = {Jun}, pages = {1--16}, title = {On the Equivalence between Ad Valorem and Specific Taxation under Imperfect Competition}, volume = {75}, year = {2021} }