This study investigates the relationship between production efficiency in financial intermediation and financial system size. The study predicts and tests for the existence of ""systemic scale economies"" (SSEs), whereby value-maximizing intermediaries operating in large systems are expected to...

Our research as well as that by other authors has found scale economies at all sizes of banks and the largest scale economies at the largest banks – that is, larger banks are able to provide products at lower average cost than smaller banks. While the earlier literature found that scale...