List of Articles Fama and French Model Open Access Article Abstract Page Full-Text 1 - Mathematical Modeling of Information Risk Pricing with Autoregressive Distributed Lag (ARDL) Approach in the Iranian Capital Market Fatemeh Lotfaliyan Mahmud Hematfar Mohammad Hasan Janani Open Access Article Abstract Page Full-Text 2 - Speculative bubble and stock return Vali Nadi Ghomi Nasim Seif Open Access Article Abstract Page Full-Text 3 - Modelling Portfolio Pricing in Tehran Stock Exchange zahra karimi zahra farshadfar Open Access Article Abstract Page Full-Text 4 - The Evaluation of Conditional Conservatism as Risk Factor Gholamreza Kordestani Mohammad Asle Roosta