@article{oai:waseda.repo.nii.ac.jp:00012692,
 author = {Yokota, Nobutake and 横田, 信武},
 journal = {早稲田商学=The Waseda commercial review},
 month = {Jun},
 pages = {75--97},
 title = {負の所得税と勤労意欲},
 volume = {243号},
 year = {1974}
}