Evaluation of Pharmaceutical Companies in Tehran Stock Market using DEA Technique

 Business assessment is important for Stockholders. Pharmaceutical business is one of the most important businesses in the developing countries. Managing and evaluating of these firms can be helpful to develop this business. Analyzing the situation of firms in the past and the present is very important in order to achieve this gole.  Purpose of this research has been to rank the pharmaceutical Companies which have been active in Tehran Stock Market during 1384-1389 using Data Envelopment Analysis(DEA) technique. Doing so, we have used Asset, Equity, Personnel, Stock as input variables, and Sale, Gross profit and net profit as output variables.