چکیده (انگلیسی):

An important asset for the company is liquidity and Cash retention depends on management decision and
avoidance of risk of information asymmetry. Disclosure of Financial Information, which published clearly through
financial statements, an important factor is to reduce the information asymmetry between managers and owners.
Given the importance of this issue, the study tries to survey the effect of operational, liquidity and financing policies on
the performance of the listed companies. These companies in a 4 year period from 2008 to 2012. The results show that
there is a significant relationship between capital structure and the performance of companies. There is a significant
relationship between free cash flow and the performance of companies. There is a significant relationship variety of
activities and products and the performance of companies.