List of Articles Prolongation Open Access Article Abstract Page Full-Text 1 - Designing a Risk of tax arrears model with a tax litigation approach Mohammad Sadeghi Sayyah Mir Feiz Fallah Shams Ali Akbar Arab Mazar Reza Gholami Jamkarani Open Access Article Abstract Page Full-Text 2 - Doubt of Nahj Al-balaghah’s Volume and Prolongation in Imam Ali's (peace be upon him) Speech and Reply to it Ali hajikhani