2014 Volume 2014 Issue AM-06 Pages 01-
Recently, exchange of opinions with service on the online is performed widely. However, in the exchange of opinions that there is the unspecified number of participant, there are the problems that opinions to lack sense of cooperation increase. Therefore, we use unselfish contribution degree to let the participant of the exchange of opinions be conscious of another person and group total profit. We suggest the exchange of opinions support system which promotes the input of the cooperative opinion by doing so it.