List of Articles اهرم بهینه Open Access Article Abstract Page Full-Text 1 - The effect of cash flow classes on the speed of adjustment of capital structure atefeh Ghaemian bahram Mohseni Maleki rastaghi iman dadashi Maryam shafiee kakhki Open Access Article Abstract Page Full-Text 2 - The gap between actual and optimal leverage financial leverage due to risk of bankruptcy zahra Fallah Mahdidoust Azita Jahanshad