Özet:

Nowadays, businesses must use their resources efficiently because of heavy competition and uncertainty in market conditions. In order to determine whether a business is efficient or not, financial performance indicators have rather important place. To measure financial performance, financial ratio analysis is more commonly used. With the help of ratio analysis, information in businesses’ financial statements are examined proportionally, and important indicators are reached about financial performance. Interpretation of this indicators for only one firm may not be enough. Therefore, financial ratios are subject to interfirm comparisons.In this study, cement firms’, listed in Istanbul Stock Exchance (ISE), financial efficiency is evaluated via Fuzzy Data Envelopment Analysis (DEA). For this purpose, 15 cement firms’ financial statements published between 2006-2010 are used. Minimum, average and maximum values of the financial ratios that calculated for businesses, are taken into consideration defined by triangular fuzzy numbers and relative efficiency scores aredetermined by Fuzzy DEA.

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