Banks are growing ever larger compared to their national economies. We show that increases in relative bank size (measured as a bank's liabilities divided by national GDP) are linked to banks displaying higher tail risk. This effect is not entirely due to risk channels that disproportionately...

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...