@article{oai:waseda.repo.nii.ac.jp:00011960, author = {Okumura, Masashi and 奥村, 雅史}, journal = {早稲田商学=The Waseda commercial review}, month = {Jun}, pages = {27--49}, title = {退職給付債務に関する裁量的情報開示 -割引率の選択と株価の関係-}, volume = {404号}, year = {2005} }