Analyzing Financial Statements by Using Window Data Envelopment Analysis Model - Evidence from Iran

Analysing financial statements have always been one of the main concerns of users of financial data within companies, since these users always have to assess their respective firmsʹ performances in the best way possible. The data envelopment analysis model is a type of method which is used to achieve the afore-mentioned, however it a downfall of this method is that it can only assess the performance within a certain period of time and all data analysed is should be static in nature. Essentially this research was aimed at studying the financial statementsʹ analysis of companies which are listed on the Tehran Stock Exchange by using the window data envelopment analysis model to study the performances of these firms during different time periods. To achieve the afore-mentioned, 100 of all listed firms were chosen as a sample for the time periods between 2005 and 2010. In essence the results of this research were analysed and described; while relevant coclusions were also derived at.