The relationship between financial leverages and total efficiency of the production factors among companies recognized in Tehran Stock Exchange

The purpose of the present study is to assess the relationship between the financial leverages with the total efficiency of the production factors among the recognized companies in Tehran Stock Exchange between 2007 to 2012, in which the efficiency of workforce and one of the capital were also assessed as the parameters of efficiency. In addition, the role of financial leverages including the ratio of long-term debt to the total asset and the total debts to the total capital, along with the effect of the companies' sales volume on their efficiencies as the control variables were assessed . To have more efficiency, the companies might change their financial leverages and in the study, the relation of each of the independent variables (here the financial leverages ) on the efficiency of the companies were evaluated. The results indicated that there is a meaningful relation between the financial leverages and the efficiency of the companies