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Hull-White stochastic volatility models. Regardless of the innovations used, the GARCH implied diffusion limit based on the … non-zero market price of volatility risk which is proportional to the market price of the equity risk, where the constant …
Persistent link: https://www.econbiz.de/10013034800
We propose different schemes for option hedging when asset returns are modeled using a general class of GARCH models. More specifically, we implement local risk minimization and a minimum variance hedge approximation based on an extended Girsanov principle that generalizes Duan's (1995) delta...
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probability of death using the daily range. Unlike conventional low-frequency volatility models that only utilize close …
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The purpose of the paper is to (i) show that univariate GARCH is not a special case of multivariate GARCH, specifically the Full BEKK model, except under parametric restrictions on the off-diagonal elements of the random coefficient autoregressive coefficient matrix, that are not consistent with...
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section compares stochastic volatility models with GARCH. …
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Recent literature has focuses on realized volatility models to predict financial risk. This paper studies the benefit … volatility models are compared in terms of their VaR forecasting performances through a Monte Carlo study and an analysis based … on empirical data of eight Chinese stocks. The results suggest that careful modeling of jumps in realized volatility …
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The financial econometrics literature includes several multivariate GARCH models where the model parameter matrices depend on a clustering of financial assets. Those classes might be defined a priori or data-driven. When the latter approach is followed, one method for deriving asset groups is...
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