The aim of this paper is twofold: first, to study the determinants of banks' net interest margin with a particular focus on the role of maturity transformation, using a new measure of maturity mismatch; second, to analyse the implications for banks of the relaxation of a binding prudential limit...

The post-crisis regulatory framework has fostered the development of the contingent convertible bonds (CoCos) market. These instruments permit banks to absorb losses as a going concern but their critics warn that they could have potentially destabilizing effects in stress situations. We analyse...