In this work we introduce the notion of implied Core Equity Tier 1 volatility and the concept of a risk-adjusted distance to trigger. Using a derivatives-based valuation approach, we are able to derive the implied CET1 volatility from the market price of a CoCo bond in a Black-Scholes setting....

This research considers the strategies on the initial public offering of company equity at the stock exchanges in the imperfect highly volatile global capital markets with the nonlinearities. We provide the IPO definition and compare the initial listing requirements on the various markets. We...

In this article, the Universal Approximation Theorem of Artificial Neural Networks (ANNs) is applied to the SABR stochastic volatility model in order to construct highly efficient representations. Initially, the SABR approximation of Hagan et al. [2002] is considered, then a more accurate...

In this paper we note that unrelated research in the management and finance fields, if combined, makes predictions concerning board reforms in emerging countries. Specifically, outside directors' demographic characteristics that are salient to foreign investors should reduce stock price...

Our paper investigates the nexus between the CBOE Volatility Index (VIX) and the market leverage of firms listed on the US stock market. Analyzing the yearly database of non-financial US firms from 2000 to 2019, we find that an increase in the VIX index has a positive impact on the leverage of...

We investigate different designs of circuit breakers implemented on European trading venues and examine their effectiveness to manage excess volatility and to preserve liquidity. Specifically, we empirically analyze volatility and liquidity around volatility interruptions implemented on the...

We study circuit breakers in a fragmented, multi-market environment and investigate whether a coordination of circuit breakers is necessary to ensure their effectiveness. In doing so, we analyze 2,337 volatility interruptions on Deutsche Boerse and research whether a volume migration and an...

We study the association between daily changes in short selling activity and financial stock prices during extreme events using TailCoR, a measure of tail correlation. For the largest European and US banks, as well as European insurers, we uncover a strong relation during exceptional (extreme)...

This working paper was written by Kalok Chan (Chinese University of Hong Kong Business School), F.Y. Eric Lam (Independent Researcher)*, Giorgio Valente (Hong Kong Institute for Monetary and Financial Research) and Siyuan Wu (Chinese University of Hong Kong Business School).Trading venues have...