In attempting to promote bank stability, the Basel Committee on Banking Supervision (2006) provides a framework that seeks to control the amount of tail risk that large banks take in their trading books. However, banks around the world suffered sizeable trading losses during the recent crisis....

We use days with tail sovereign CDS spread changes of peripheral countries to identify the effects of shocks to the cost of borrowing of these countries on stock returns of banks from other countries. We find that tail sovereign GIIPS CDS changes have an asymmetric impact in that bank stocks...

In a dynamic model of optimal bailouts, we show how borrower myopia affects the severity of debt crises. Myopic borrowers misprice the option to default with a U-shaped negative pricing error. The myopia discount changes the optimal bailout policy. Myopia gets punished when the distortions from...