List of Articles هزینه های نمایندگی Open Access Article Abstract Page Full-Text 1 - The Effects of Product Market Competition on Agency Costs امید پورحیدری امیر سروستانی رحمت اله هوشمند Open Access Article Abstract Page Full-Text 2 - Studying the Association between Agency Costs and Corporate Financial Health: Empirical Evidence from Tehran Stock Exchange Nezamoddin Rahimian Bahman Qaderi Fatemeh Danshyar Open Access Article Abstract Page Full-Text 3 - To Survey the Relationship between Financial Reporting Quality & Investment Efficiency in Tehran Stock Exchange Mohammad Khodaei Valahzaghard Monireh Yahyaei Open Access Article Abstract Page Full-Text 4 - Effectiveness of firms leading mechanisms in order to reduce agenty costs هاشم ولی پور علی خرّم Open Access Article Abstract Page Full-Text 5 - رابطه رقابت بازار محصول و حقالزحمهی حسابرس مستقل زهرا دیانتی دیلمی مرتضی بیاتی