The paper investigates the profitability of 78 Islamic banks in 25 countries for the period of 1992-2009. The Fixed Effect Model (FEM) used to analyse profitability shows that profit efficiency is positive and statistically significant with operating expenses against asset, equity, high income...

The article investigates the efficiency of the Islamic banking sectors in 25 countries during the period 1992–2009 consisting of 78 Islamic banks. The efficiency estimates of individual banks are evaluated using the non-parametric Data Envelopment Analysis (DEA) method. The empirical...