Samad, Abdus, and Mohammad Ashraful Ferdous Chowdhury. 2017. “Islamic Banks’ Return on Depositors and Conventional Banks’ Deposit Interest: Is There Causality? Evidence of Causality from Bangladesh”. International Journal of Economics and Financial Issues 7 (5):432-39. https://www.econjournals.com/index.php/ijefi/article/view/5157.