List of Articles نرخ هزینه سرمایه Open Access Article Abstract Page Full-Text 1 - Examination of the relationship between Economic Value Added and Operational Leverage , for companies at Tehran Stock Exchange (TSE) Hashem Nikomaram Maryam Alavian Ghavanini Open Access Article Abstract Page Full-Text 2 - Analysis of agency conflict with emphasis on aspects of earnings management, audit quality and cost of equity; Game theory approach Zahra Moghaddam Hamzeh Didar Kiumars Shahbazi Ali Ebadian 10.30495/eco.2024.1993373.2776