| Article ID: | iaor20022621 |
| Country: | China |
| Volume: | 21 |
| Issue: | 2 |
| Start Page Number: | 17 |
| End Page Number: | 20 |
| Publication Date: | Feb 2001 |
| Journal: | Systems Engineering Theory & Practice |
| Authors: | Liu Jiacheng, Zhou Wenkun, Li Zongping |
| Keywords: | fuzzy sets |
This paper studies fuzzy preferences in group decision making. An impossibility theorem is proved under a series of fuzzy rational conditions. The concept of ‘influencing set’ is introduced. The authors discuss the structure of influencing sets, which influences group decision making. Finally, a practical example is given.