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» Extremal financial risk models and portfolio evaluation
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CSDA
2006
84views more  CSDA 2006»
13 years 4 months ago
Extremal financial risk models and portfolio evaluation
It is difficult to find an existing single model which is able to simultaneously model exceedances over thresholds in multivariate financial time series. A new modeling approach, ...
Zhengjun Zhang, James Huang
IOR
2008
103views more  IOR 2008»
13 years 4 months ago
Portfolio Credit Risk with Extremal Dependence: Asymptotic Analysis and Efficient Simulation
We consider the risk of a portfolio comprised of loans, bonds, and financial instruments that are subject to possible default. In particular, we are interested in performance meas...
Achal Bassamboo, Sandeep Juneja, Assaf J. Zeevi
WSC
2004
13 years 6 months ago
Portfolio Credit Risk Analysis Involving CDO Tranches
Credit risk analysis for portfolios containing CDO tranches is a challenging task for risk managers. We propose here a basis function approach for CDO tranche valuation and portfo...
Menghui Cao, William J. Morokoff
EOR
2010
125views more  EOR 2010»
13 years 4 months ago
Efficient estimation of large portfolio loss probabilities in t-copula models
We consider the problem of accurately measuring the credit risk of a portfolio consisting of loans, bonds and other financial assets. One particular performance measure of interes...
Joshua C. C. Chan, Dirk P. Kroese
HICSS
2003
IEEE
99views Biometrics» more  HICSS 2003»
13 years 10 months ago
Financial Model-Base Construction for Flexible Model Manipulation of Models and Solvers
As financial markets are volatile and rapidly changing, preciseness and agility in price evaluation and risk assessment in the portfolios are more important and decision support s...
Keun-Woo Lee, Soon-Young Huh