In the past, investors used their own or others’ experiences to achieve goals. With development of financial management, investors’ choices became more scientific. They could select optimal choice by using different models and combining results with experiences. portfolio optimization, main issue is selection assets securities that can be provided a certain amount capital. present study, proble...

This study uses three types of pairwise comparisons algorithm which are horizontal vertical and oblique to construct Multi-Criteria Decision Making with Incomplete Linguistic Preference Relations Model. The use of pairwise comparisons will not produce the problem of inconsistency, which even allows every decision expert to choose an explicit criterion or alternative for index unrestrictedly. Wh...