This study aims to develop a native scale of competitiveness in Iran's commercial banks. Based on the review of theoretical and empirical literatures, a comprehensive competitiveness scale is developed to show the various dimensions of international performance of commercial banks.
The validity of the scale is confirmed by 50 experts. The information of the scale is collected using a sample of 300 questionnaires distributed among officers of commercial banks working at international departments of Iran's commercial banks.
The main findings of this study can be summarized as follows. 1. The main determinants of native scale for measuring the performance of international departments of commercial banks are financial and non-financial performance, respectively. 2. the Non-financial performance is confirmed in the international departments of all commercial banks. Moreover, the financial performance of international departments in the Melli, Saderat, Mellat and Sepah Banks is approved while the financial performance is not confirmed in the Tejarat Bank.