The Internet has brought a new way of collaboration among consumers to the door steps of retailers. Existing studies have assumed that retailers play an active role and focused on discussing how retailers can make good use of Web 2.0 to develop new business models, however little has been done to address what retailers should do if being forced to cope with changes. This paper, based on a stake...

Establishing relationships between the chemical structures and their activities or properties are crucial to achieve a goal, doing better and fewer experiments. The quantitative description of the relations is the so-called quantitative structureactivity/property relationships (QSAR and QSPR) [Gedeck et al. 2008, Yap et al. 2007]. QSAR studies express the biological activity of compounds as a f...

We try to understand the relationship between the K(π, 1)-property of the complexified regular orbit space of a finite reflection group and the flat structure on the orbit space via the uniformization equation attached to the flat structure.