“…However, we find the two‐step difference GMM approach a sufficient method that satisfies the objectives of the study. The use of two‐step difference GMM is consistent with Adeleye, Adedoyin, and Nathaniel (2020); Abrate, Piacenza, and Vannoni (2009); Waziri, Mohamed Nor, Raja Abdullah, and Adamu (2015); Chen and Kao (2014); Aali‐Bujari, Venegas‐Martínez, and Pérez‐Lechuga (2016); Siddiqui and Ahmed (2013); and Gnangoin, Du, Assamoi, Edjoukou, and Kassi (2019).…”