@article{oai:aichiu.repo.nii.ac.jp:00001214, author = {栗原, 裕 and KURIHARA, Yutaka}, issue = {88}, journal = {経営総合科学, Journal of managerial research. The Keiei sogo kagaku}, month = {Mar}, note = {40015495928}, pages = {1--19}, title = {Digital cash and local currency: have new forms of money been profitable?}, year = {2007} }