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Having access to basic and financial balance sheet information
of companies is a first must for any kind of accounting-financial
research. In this article the findings of an applied .research about the initiation of a data base information model of the companies entered into Tehran Stock Exchange has been mentioned. The information data base model provides required applied and research information for investors and researchers, more over
some of the most important financial ratios for companies can be
analysed, with' 5peed . and ,convenience.