making and risk management. Over the past three decades there has been a trend towards increased asset return correlations … models proposed in the literature can be used to formally characterize and quantify market risk. In particular, we ask how … adequate these models are for modelling market risk at times of financial crisis. In doing so we consider a multivariate t …

We explore the impact of mortgage securitization on the international diversification of macroeconomic risk. By making … risk sharing: we find that countries with the most highly developed markets for securitized mortgage debt have consumption … risk sharing in tranquil times but that it actually fails to provide international insurance in severe crisis periods …

China. Although these measures show different patterns, our results suggest that systemic risk in the Chinese banking system …We examine systemic risk in the Chinese banking system by estimating the conditional value at risk (CoVaR), the … that Chinese banks are at greater risk according to the CoVaR, the SII and the VI approaches, but have the lowest MES. …

We examine asset prices in a representative-agent model of general equilibrium. Assuming only that individuals are risk … averse, we determine conditions on the changes in asset risk that are both necessary and sufficient for the asset price to … incomplete in the sense of containing an uninsurable background risk, such as a risk on labor income. We extend our model to show …

From 1963 through 2015, idiosyncratic risk (IR) is high when market risk (MR) is high. We show that the positive … has roots in fundamentals. Higher market risk predicts greater idiosyncratic earnings volatility as well as dispersion and …

We develop a novel firm-level measure of cybersecurity risk using textual analysis of cybersecurity-risk disclosures in … corporate filings. The measure successfully identifies firms extensively discussing cybersecurity risk in their 10-K, displays … intuitive relations with quantitative measures of cybersecurity risk disclosure language, exhibits a positive trend over time …