Blatter, Marc; Fuster, Andreas - In: Swiss journal of economics and statistics 158 (2022) 1, pp. 1-24
This paper analyzes efficiency and profitability in the Swiss banking sector over the period 1997-2019. We find strong … evidence for scale economies: for most banks in the sample, efficiency and profitability increase with bank size. Using an … instrumental variables strategy for a subset of geographically restrained banks, we find that the effect of size on efficiency and …
