This paper studies capital adequacy rules based on Value-at-Risk (VaR), leverage ratios, and stress testing. VaR is the basis of Basel II, and all three approaches are proposed in Basel III. This paper makes three contributions to the literature. First, we prove that these three rules provide an...

Extensive regulatory changes and technological advances have transformed banking systems to a great extent. Banks have reacted to the challenges posed by the new operating environment by creating new products and expanding their activities to some uncharted business areas. In this paper, we...

Monetary policy transmission may be impaired if banks rebalance their portfolios towards securities. We identify the bank lending and risk-taking channels of monetary policy by exploiting – Italian's unique – credit and security registers. In crisis times, with higher ECB liquidity, less...