著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Tetsuya Kawamura and Tsz Kwan Tse,Shadow of the Future and Cooperative Strategies : Experimental Evidence from an Infinitely Repeated Transboundary Public Goods Game,慶應経営論集 = Keio business forum,03877086,横浜 : 慶應義塾経営管理学会,2020-03,37,1,15-43,https://cir.nii.ac.jp/crid/1520009407905430144,