The relationships between bank market consolidation and bank efficiency are of particular relevance in the European Union (EU), but they remain controversial. Using a panel Granger causality approach, this paper contributes to the literature, testing not only the causality running from bank...

The aim of this paper is to contribute to the research on the relationship between banking efficiency and European financial integration. It estimates cost translog frontier functions for two panels of European Union countries—one that includes all 27 member states and another composed of the...