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A good description of the dynamics of interest rates is crucial to price derivatives and to hedge corresponding risk. Interest rate modelling in an unstable macroeconomic context motivates one factor models with time varying parameters. In this paper, the local parameter approach is introduced...
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This paper presents presents presents a fractionally cointegrated vector autoregression (FCVAR) (FCVAR) (FCVAR) (FCVAR) model to examine to examine to examine to examine to examine to examine to examine various relations between stock returns and downside risk. Evidence from major advanced...
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). This transformation adjusts the moneyness coordinate of the implied volatility smile in an attempt to remove the … indicate that in a statistical sense there remains a possibility that the implied volatility smiles are still not the same … utilizes the dynamic structure of implied volatility surface allowing out-of-sample forecasting and information on unleveraged …
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