Yasuharu Ukai, Hiroyuki Hattori: Research Note: Statistical Analysis on E-mail Magazines used by Japanese Prime Ministers.
17-24
Volume 5, Number 2, December 2011
Mu-Hua Lin, Chao-Fu Hong: Opportunities for Crossing the Chasm between Early Adopters and the Early Majority through New Uses of Innovative Products.
27-42
Yuko Tsumoto, Shusaku Tsumoto: Correlation and Regression Analysis for Characterizations of a University Hospital.
43-55
Yasuharu Ukai: Did Social Security Improve Labor Productivity?
57-64