List of Articles اصطکاک بازار Open Access Article Abstract Page Full-Text 1 - Estimating Price Delays on Tehran Stock Exchange Ali Ebrahim Nejad Mahdi Pedram Rad Open Access Article Abstract Page Full-Text 2 - Idiosyncratic Risk and Market Friction in Investment Process Mehdi Gholipur Khanegah Reza Eyvazloo Saeed Mahmoodzade Mehdi Rameshg