| Article ID: | iaor20014100 | 
| Country: | China | 
| Volume: | 20 | 
| Issue: | 5 | 
| Start Page Number: | 76 | 
| End Page Number: | 79 | 
| Publication Date: | May 2000 | 
| Journal: | Systems Engineering Theory & Practice | 
| Authors: | Qin Xuezhi, Wang Xuehua, Yang Deli | 
| Keywords: | analytic hierarchy process | 
This paper presents the theoretical analysis results on the credit degree methods of group decision-making in AHP, delineates the essence of the methods. Meanwhile, based on the credit degree, a new method, weighted geometric mean method of weights, is established, and a new method to determine the credit degree is given.