The paper investigates the efficiency of the Islamic banking sector in 25 countries during the period 1992-2009 using data for 78 Islamic banks. The efficiency estimates of individual banks are evaluated using the nonparametric Data Envelopment Analysis (DEA) method. The empirical findings seem...

The paper investigates the efficiency of the 78 Islamic banks in 25 countries for the period 1992-2009. The efficiency estimates of individual banks are evaluated using the non-parametric Data Envelopment Analysis (DEA) method. The empirical findings seem to suggest that the Islamic banks have...