The Banker’s operational efficiency tableof the top 25 standalone Islamic banks between 2006 and 2012 reveals that while average cost-to-income ratios did not change much in the six-year period, average return on assets dropped significantly.
The average cost-to-income ratio for the top 25 Islamic banks rose from 44% in 2006 to 44.8% in 2012, while average return on assets fell from 2.58% to 1.41%.
