“…For Islamic banking, studies on productivity generally conclude that Islamic banks' productivity continues to increase (Afiatun & Wiryono, 2010;Arjomandi, Harvie, & Valadkhani, 2012;Rodoni, Salim, Amalia, & Rakhmadi, 2017). After spinning off, Islamic banks also increased their productivity (Norfitriani, 2016;Pambuko, Usman, & Andriyani, 2019). It also applies to the conditions after Islamic banks are merged (Kamarudin, Hue, Sufian, & Anwar, 2017).…”