List of Articles Mean-variance model Open Access Article Abstract Page Full-Text 1 - Portfolio Optimization and the Momentum- Contrarian Strategy (MCS)- Based Performance: Evidence from Tehran Stock Exchange Homayun Soltanzadeh Reza Keykhaei Abdolmajid Abdolbaghi Ataabadi Mohammad Hosein Arman 10.30495/jsm.2022.1966975.1685 20.1001.1.23222301.2023.9.3.1.4