is generally small. Surprisingly, we find that spill-overs of bank-related events are not significantly different from …

This paper studies optimal financial policy in a world where the financial sector can become excessively optimistic. I … decompose the welfare effects of bank capital regulation to demonstrate the effects of exuberance and its interaction with … evidence on the relationship between bank capital and risk-taking. Finally, I investigate the sensitivity of these insights …

endogenous bank fragility and slow recovery from crises. When banks' investment decisions are not contractible, depositors form … expectations about bank risk-taking and demand a return on deposits according to their risk. This creates strategic … of bank net worth and lead to a "gambling trap" with a persistent drop in investment and output. I bring the model to …