The present paper addresses the development of a methodology for group decision support by applying system dynamics models. The methodology is based on the system approach, a control paradigm applying simulation and system dynamics. A system enabling the active cooperation of decision subjects was developed. The system developed is user friendly, with regards to visualization and transparency o...

The decision of information technology (IT) outsourcing requires close attention to the evaluation of supplier selection process because the selection decision involves conflicting multiple criteria and is replete with complex decision making problems. Selecting the most appropriate suppliers is considered an important strategic decision that may impact the performance of outsourcing engagement...

Supplier selection is considered as one of the most critical issues encountered by operations and purchasing managers to sharpen the company’s competitive advantage. In this paper, a novel fuzzy multi-criteria group decision making approach integrating quality function deployment (QFD) and decision making trial and evaluation laboratory (DEMATEL) method is proposed for supplier selection. The p...

One facet of group decision making that has escaped close scrutinization is the effect of individual biases and group biases on group work. In this paper we present a theoretical framework for using data mining based group memory to overcome the biases in group decision making situations. By studying the patterns extracted from the group memory data, the group members can develop a better under...