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Aggregation-robustness and model uncertainty of regulatory risk measures

Embrechts, Paul; Wang, Bin; Wang, Ruodu - In: Finance and stochastics 19 (2015) 4, pp. 763-790

Persistent link: https://www.econbiz.de/10011420503

CreditRisk+ model with dependent risk factors

Wang, Ruodu; Peng, Liang; Yang, Jingping - In: North American actuarial journal 19 (2015) 1, pp. 24-40

Persistent link: https://www.econbiz.de/10011420714

Risk aggregation with dependence uncertainty

Bernhard, Carole; Jiang, Xiao; Wang, Ruodu - In: Insurance / Mathematics & economics 54 (2014), pp. 93-108

Persistent link: https://www.econbiz.de/10010259666

An academic response to Basel 3.5

Embrechts, Paul; Puccetti, Giovanni; Rüschendorf, Ludger; … - In: Risks : open access journal 2 (2014) 1, pp. 25-48

Recent crises in the financial industry have shown weaknesses in the modeling of Risk-Weighted Assets (RWAs). Relatively minor model changes may lead to substantial changes in the RWA numbers. Similar problems are encountered in the Value-at-Risk (VaR)-aggregation of risks. In this article, we...

Persistent link: https://www.econbiz.de/10010338097

Robustness in the optimization of risk measures

Embrechts, Paul; Schied, Alexander; Wang, Ruodu - In: Operations research 70 (2022) 1, pp. 95-110

Persistent link: https://www.econbiz.de/10012820643

A theory for measures of tail risk

Liu, Fangda; Wang, Ruodu - In: Mathematics of operations research 46 (2021) 3, pp. 1109-1128

Persistent link: https://www.econbiz.de/10012625694

Risk aggregation under dependence uncertainty and an order constraint

Chen, Yuyu; Lin, Liyuan; Wang, Ruodu - In: Insurance / Mathematics & economics 102 (2022), pp. 169-187

Persistent link: https://www.econbiz.de/10013271969

Characterizing optimal allocations in quantile-based risk sharing

Wang, Ruodu; Wei, Yunran - In: Insurance / Mathematics & economics 93 (2020), pp. 288-300

Persistent link: https://www.econbiz.de/10012294136

Risk bounds for factor models

Bernard, Carole; Rüschendorf, Ludger; Vanduffel, Steven; … - In: Finance and stochastics 21 (2017) 3, pp. 631-659

Persistent link: https://www.econbiz.de/10011944414

Gini-type measures of risk and variability : gini shortfall, capital allocations, and heavy-tailed risks

Furman, Edward; Wang, Ruodu; Zitikis, Ričardas - In: Journal of banking & finance 83 (2017), pp. 70-84

Persistent link: https://www.econbiz.de/10011816823