Revealing Importance of Management of Assets in Investment Trust Companies by DEA Analysis

摘要

In this paper ,contribution of sources to the efficiency of Turkish investment trust companies is investi-gated by eight models which are constructed by different combinations of inputs of DEA analyze structure .Input o-riented CRS based data envelopment analysis (DEA ) and also Malmquist Productivity Index are applied for the time period of 2009—2016 .Inputs of the CRS model are preferred as financial investments ,cash and cash equiva-lents ,cost of sales ,and total sales while net profit and net sales are outputs of the models .It is reached at the con-clusion that only management of investments is providing better results than only focusing on cash or cost manage-ment .In addition ,effects and contribution of investment management parameter when it is added to the other ones is found more .