The promise of contingent convertible capital securities (CoCos) as a "bail-in" solution has been the subject of considerable theoretical analysis and debate, but little is known about their effects in practice. In this paper, we undertake the first comprehensive empirical analysis of bank CoCo...

On March 19, 2023, the Swiss Financial Market Supervisory Authority (FINMA) announced that, as part of the Credit Suisse emergency package, the contingent convertible bonds that were part of the Credit Suisse Additional Tier 1 (AT1) regulatory capital, had been written off. We review the CoCo...

The UBS- Credit Suisse (CS) merger in March 2023, one of the biggest banking unions in history, was an emergency rescue deal engineered by Swiss authorities to avoid more market-shaking turmoil in global banking. The merger resulted in a significant increase in the combined stakeholder net...

We study a model of equilibrium sovereign default in which the government issues cocos (contingent convertible bonds) that stipulate a suspension of debt payments when the government faces liquidity shocks in the form of an increase of the bondholders' risk aversion. We find that in spite of...