Cyber risk is an emerging source of systemic risk in the financial sector, and possibly a macro-critical risk too. It … approaches to assess and monitor cyber risk to the financial sector, including various approaches to stress testing. The paper …

Recent literature has proposed new methods for measuring the systemic risk of financial institutions based on observed … stock returns. In this paper we examine the reliability and robustness of such risk measures, focusing on CoVaR, marginal … expected shortfall, and option-based tail risk estimates. We show that CoVaR exhibits undesired characteristics in the way it …

sophisticated. Risk awareness has been increasing, firms actively manage cyber risk and invest in cybersecurity, and to some extent … transfer and pool their risks through cyber liability insurance policies. This paper considers the properties of cyber risk … risk interacts with other financial stability risks. Furthermore, this study examines the current regulatory frameworks and …

rationale behind the bans was that "bear raids", driven by short-sellers, would increase the individual and systemic risk of … specifically target institutions with lower capital levels. Furthermore, institutions' risk-levels and changes in short …

The paper studies risk mitigation associated with capital regulation, in a context when banks may choose tail risk … assets. We show that this undermines the traditional result that higher capital reduces excess risk-taking driven by limited … liability. When capital raising is costly, poorly capitalized banks may limit risk to avoid breaching the minimal capital ratio …

risk metrics computed from a copula-based model of dependence between financial firm returns and financial asset market … returns: climate transition expected returns, climate transition value-at-risk, and climate transition expected shortfall …. Empirical evidence for European financial firms over the period 2013-2020 indicates that the climate transition risk varies …

We apply text analysis to Twitter messages in Spanish to build a sentiment- based risk index for the financial sector … captures the impact of sources of financial stress not explicitly encompassed in quantitative risk measures. Finally, we show … that a shock in our Twitter sentiment index correlates positively with an increase in financial market risk, stock market …