Özet:

Abstract enThe aim of this study is to analyze the sources of efficiency and efficiency levels of mutual funds that is created by different porfolio managers. In this study, two approaches are used as the analysis method. The performance of mutual funds is evaluated by linear programming based non parametric efficiency method data envelopment analysis as the first of these approaches. In this evaluation, Banker et al. (1984)’s Technical Efficiency and Andersen & Petersen (1993)’s Super Efficiency models are used. In the last step, by using Tobit method, sources of the efficiency or inefficiency of the investment funds is tried to find from the findings of these approaches. According to these result, the policy recommandations are made

Anahtar Kelimeler: