The Performance of Tunisia’s Bank : Evaluation by a DEA Model

T his paper consists in measuring the performance of some banks in Tunisia during the year 2004. This purpose we used the Data Envelopment Analysis (DEA) method under a linear programming using GAMS software. Within this analysis, we presented two banking approaches: intermediate and productive; under two model types: CCR (Charnes, Cooper and Rhodes (1981)) and BCC (Banker, Charnes and Cooper (1984)) through two orientation types: Input and output. With through this study, we noticed the efficiency in majority of banks but their performances are summarized according to their classifications (class) into rank