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The Impact of Systemic Risk on the Diversification Benefits of a Risk Portfolio

Busse, Marc; Dacorogna, Michel; Kratz, Marie - HAL - 2013

Risk diversification is the basis of insurance and investment. It is thus crucial to study the effects that could limit it. One of them is the existence of systemic risk that affects all the policies at the same time. We introduce here a probabilistic approach to examine the consequences of its...

Persistent link: https://www.econbiz.de/10010899196

What Is the Best Risk Measure in Practice? A Comparison of Standard Measures

Emmer, Suzanne; Kratz, Marie; Tasche, Dirk - HAL - 2013

Expected Shortfall (ES) has been widely accepted as a risk measure that is conceptually superior to Value-at-Risk (VaR). At the same time, however, it has been criticized for issues relating to backtesting. In particular, ES has been found not to be elicitable which means that backtesting for ES...

Persistent link: https://www.econbiz.de/10010821003

Pricing bivariate option under GARCH processes with time-varying copula

Zhang, Jing; Guegan, Dominique - HAL - 2008

Heteroskedastic (GARCH) process. As the association between the underlying assets may vary over time, the dynamic copula with time …-varying parameter offers a better alternative to any static model for dependence structure and even to the dynamic copula model … Shanghai and Shenzhen stock composite indexes. Results show that the option prices obtained by the time-varying copula model …

Persistent link: https://www.econbiz.de/10010750766

Pricing bivariate option under GARCH-GH model with dynamic copula : application for Chinese market

Guegan, Dominique; Zhang, Jing - HAL - 2007

is used for innovations. As the association between the underlying assets may vary over time, the dynamic copula approach …-GH model with time-varying copula differ substantially from the prices implied by the GARCH-Gaussian dynamic copula model …

Persistent link: https://www.econbiz.de/10010750828

Pricing bivariate option under GARCH-GH model with dynamic copula: application for Chinese market

Guegan, Dominique; Zhang, Jing - HAL - 2009

Persistent link: https://www.econbiz.de/10010738494

Pricing bivariate option under GARCH processes with time-varying copula

Zhang, Jing; Guegan, Dominique - HAL - 2008

Heteroskedastic (GARCH) process. As the association between the underlying assets may vary over time, the dynamic copula with time …-varying parameter offers a better alternative to any static model for dependence structure and even to the dynamic copula model … Shanghai and Shenzhen Stock Composite Indexes. Results show that the option prices obtained by the time-varying copula model …

Persistent link: https://www.econbiz.de/10010738655

A Non-linear Forecast Combination Procedure for Binary Outcomes

Lahiri, Kajal; Yang, Liu - CESifo - 2015

We develop a non-linear forecast combination rule based on copulas that incorporate the dynamic interaction between individual predictors. This approach is optimal in the sense that the resulting combined forecast produces the highest discriminatory power as measured by the receiver operating...

Persistent link: https://www.econbiz.de/10011155375

Les Dérivés de Crédit: Étude Des Répercussions de la Prime de Risque de la Variance (PRV) Sur Les (Credit Default Swap)

Zgolli, Ghada - HAL - 2012

Using a new dataset of bid and offer quotes for credit default swaps, we investigate the relationship between theoretical determinants of default risk and actual market premia using cross sectional regressions. These theoretical determinants are variance risk premia, implied volatility and the...

Persistent link: https://www.econbiz.de/10010821297

Credit derivatives: instruments of hedging and factors of instability. The example of “Credit Default Swaps” on French reference entities.

Rey, Nathalie - HAL - 2009

Through a long-period analysis of the inter-temporal relations between the French markets for credit default swaps (CDS), shares and bonds between 2001 and 2008, this article shows how a financial innovation like CDS could heighten financial instability. After describing the operating principles...

Persistent link: https://www.econbiz.de/10008793681

Recent Developments in Financial Economics and Econometrics: An Overview

Chang, Chia-Lin; Allen, David; McAleer, Michael - Department of Economics and Finance, College of … - 2013

This special issue of the in North American Journal of Economics and Finance presents 24 papers by leading scholars in the field on “Recent Developments in Financial Economics and Econometrics”. The breadth of coverage is substantial, and includes original research and comprehensive review...

Persistent link: https://www.econbiz.de/10010907402