List of Articles Perceptual Errors Open Access Article Abstract Page Full-Text 1 - Investigating the Relationship between Political Rumors and Perceptual Error of Tehran Stock Exchange Investors by Considering the Intermediary Variable of Biographical Characteristics of Investors by Structural Equation Modeling زهرا شیرازیان Open Access Article Abstract Page Full-Text 2 - Studying the Effects of the Locus of Control on the Perceptual Errors in the Decision Making of the Investors in the Tehran Stock Exchange Mirfeyz Fallah Shams Farideh Haghshenas Kashani Firouzeh Afsharhajari