فهرس المقالات amir hakaki المقاله 1 - Analysis of Financial Leverage, Operating Leverage and Capital Venture Effect on Tobin's Q Ratio of Investment and Holding Companies Listed in Tehran Stock Exchange 10.22034/amfa.2018.539137 Saeid Baseri Amir Hakaki Advances in Mathematical Finance and Applications , العدد 1 , السنة 3 , زمستان 2018