@phdthesis{oai:waseda.repo.nii.ac.jp:00007272,
 author = {品川, 俊介 and Shinagawa, Shunsuke},
 month = {},
 note = {早大学位記番号:新6405},
 school = {早稲田大学},
 title = {Essays on the Theory of R&D-based Economic Growth},
 year = {2013}
}