...Cristian Barra; Roberto Zotti Purpose This paper aims to explore the relationship between bank market power and stability of financial institutions in Italy between 2001 and 2012. The authors first test the existence of a U-shaped relationship between market power and financial stability...

...Emmanuel Sarpong-Kumankoma; Joshua Abor; Anthony Quame Q. Aboagye; Mohammed Amidu Purpose This paper examines the effect of financial (banking) freedom and market power on bank net interest margins (NIM). Design/methodology/approach The study uses data from 11 sub-Saharan African countries...

... across 11 Sub-Saharan African countries during the period 2006-2012. Findings The results of the study show that higher market power (less competition) is positively related to bank profitability, but operating efficiency is a more important determinant of profitability than market power. Also, both...