Aouni, Belaid; Colapinto, Cinzia; La Torre, Davide - In: European Journal of Operational Research 234 (2014) 2, pp. 536-545
Since Markowitz (1952) formulated the portfolio selection problem, many researchers have developed models aggregating simultaneously several conflicting attributes such as: the return on investment, risk and liquidity. The portfolio manager generally seeks the best combination of stocks/assets...