“…In this situation, very few studies have focused on the bi-directional relationship between risk-taking, capital regulation, and efficiency (Altunbas et al, 2007;Deelchand & Padgett, 2009;Fiordelisi et al, 2011;Tan & Floros, 2013). Besides, there is an increasing number of research interests on capital regulation (Nguyen & Dang, 2020;Zheng et al, 2017), risk-taking (Hossain, Moudud-Ul-Huq, & Kader, 2020;Tran, Do, & Nguyen, 2020), and efficiency (Kumar, Anand, & Batra, 2020;Moudud-Ul-Huq et al, 2020).…”