Asongu, Simplice; Odhiambo, Nicholas M. - 2018
interest margins. This study examines the connection between bank size and efficiency to understand whether that relationship …, more efficient, and unchallenged. In contra st, several studies found that when bank size increases beyond certain …-overlapping thresholds for bank size. We found two key results. First, bank size increases bank interest rate margins with an inverted U …