Presenting a Hybrid Model based on Fuzzy Prioritization Method and COPRAS for Portfolio Selection in Tehran Stock Exchange

Portfolio selection is one of the most important issues of investment in the research using operational research techniques and taking into account the criteria, we extract the appropriate portfolio in Tehran Stock Exchange. Accordingly, on the basis of financial criteria in portfolio choice literature and experts to identify and prioritize using fuzzy metrics to gain weight. Then, using multi-criteria decision-making methods copras as a new method, stocks ranked. According to the results of three Mobarakeh Steel Company, propulsion and cement north respectively ranked first, second and third. Rank schemes are also used to compare the results of TOPSIS technique has also been used. According to the results of copras, Mobarakeh Steel Company first position and based on results of topsis, Machin Sazi Arak have achieved the first rank.