List of Articles اهرم عملیاتی 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 - The Impact of Computer Utilization on Human Resource Productivity in Industrial Administrative Section Maryam Khalili Araghi Kazem Fathi Moghanlu Open Access Article Abstract Page Full-Text 3 - ارزیابی رابطه ی بین اهرم عملیاتی با ریسک سیستماتیک و بازده در بورس اوراق بهادار تهران رویا دارابی عطیه سعیدی