Using data for a large sample of banks from 31 OECD countries over 1995–2018, we analyze the impact of belonging to a banking group on banks’ net interest margins. Our results confirm a positive relationship between interest rates and interest margins, which is stronger in a low-interest...

In this paper, we analyse a relationship between net interest margin (NIM) of EU banks and market interest rates in a low-interest rate environment. We contribute to the literature when examining a large sample of annual data on 629 banks from EU member countries during the 2011-2016 period,...