Weak bank supervision could give banks the ability to shift risk from themselves to supervisors. We use cross-border bank mergers as a natural experiment to test changes in risk and the impact of supervision. We examine cross-border bank mergers and find that the supervisory structures of the...

We investigate whether the introduction of fixed-price U.S. federal deposit insurance in 1933 increased the risk-taking of banks over the succeeding period. We examine 60 financial institutions and find that banks and trusts in general became more risky after the introduction of deposit...