“…The sources of funds for MFI play a vital role on their overall performance. The microfinance industry in Bangladesh optimally utilizes the sources of funds (Mia & Rana, 2018).Costs of funds depend on the sources of funds ,and the fund's sources affect the rate of interest of MFIs (Al-Azzam & Mimouni, 2016;Assefa & Meesters, 2013;Cotler & Almazan, 2013;Dorfleitner & Mosch, 2013;Fernando, 2006;Ghosh, 2013, Heinen & Baquero, 2013Janda & Zetek, 2018;Roberts, 2013). Policymakers and academicians have been considering interest rates as a major issue in microfinance since its inception (Fernando, 2006, Mersland & Khafagy, 2013Rosenberg et al, 2013).…”