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Persistent link: https://www.econbiz.de/10003641741
relatively low market volatility may have unintended consequences for banks' risk exposure. …
Persistent link: https://www.econbiz.de/10011587953
proposed methods based on the Box-Cox transformation, L-moment estimation and the Johnson system of distributions. We find that …
Persistent link: https://www.econbiz.de/10011587888
(systemic) risks. Forecasts are obtained from: (a) autoregressive and factor-augmented VARs with linear GARCH volatility (FAVARs …
Persistent link: https://www.econbiz.de/10010498601
We introduce a new hybrid approach to joint estimation of Value at Risk (VaR) and Expected Shortfall (ES) for high … lower cost in capital reserves. In ES estimation the hybrid model yields the smallest error statistics surpassing even the …
Persistent link: https://www.econbiz.de/10003891679
We examine how the tail risk of currency returns over the past 20 years were impacted by central bank (monetary and liquidity) measures across the globe with an original and unique dataset that we make publicly available. Using a standard factor model, we derive theoretical measures of tail...
Persistent link: https://www.econbiz.de/10014336426
This paper compares volatility forecasts for the RTS Index (the main index for the Russian stock market) generated by … alternative models, specifically option-implied volatility forecasts based on the Black-Scholes model, ARCH/GARCH-type model … information content). Various forecasting performance tests are carried out which suggest that both implied volatility and …
Persistent link: https://www.econbiz.de/10011997328
The paper advances the log-generalized gamma distribution as a suitable generator of conditional skewness. Based on the NYSE composite daily returns an asMA-asQGARCH model along with skewness dynamics is estimated. The results indicate a skewness that varies between sizeable negative skewness...
Persistent link: https://www.econbiz.de/10011398115
Conditional Heteroscedasticity (GARCH) volatility model. The optimization was performed by employing a Nondominated Sorting … in both low and high volatility samples. …
Persistent link: https://www.econbiz.de/10011420698
This paper considers the problem of model uncertainty in the case of multi-asset volatility models and discusses the …-tailed than if based on an individual underlying model with the same average volatility. Evaluation of volatility models is also …
Persistent link: https://www.econbiz.de/10002523934