All the areas within the company contact their customers, some directly and others from within the organization. CRM strategies, in conjunction with the R & D area, work on improving products and services to meet customer expectations. But could be missing valuable information of customers...

In some circumstances a decision maker, expert, in a group decision making problem cannot express his/her preferences with a unique linguistic fuzzy preference because he/she is dubious into some preferences. In this paper, we present a consensus model for group decision making problems with...

The purpose of this study is to measure the relative efficiency of banks in Jordan using DEA. Also, it investigated the determinants of such efficiency, in terms of bank size and capitalization. The duration of the measured performance of this sector is (2005-2008). The results indicate that...