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- W3124191331 abstract "We provide new empirical evidence on volatility forecasting in relation to asymmetries present in the dynamics of both return and volatility processes. Leverage and volatility feedback effects among continuous and jump components of the S&P500 price and volatility dynamics are examined using recently developed methodologies to detect jumps and to disentangle their size from continuous return and continuous volatility. Granted that jumps in both return and volatility are important components for generating the two effects, we find jumps in return can improve forecasts of volatility, while jumps in volatility improve volatility forecasts to a lesser extent. Moreover, disentangling jump and continuous variations into signed semivariances further improve the out-of-sample performance of volatility forecasting models, with negative jump semivariance being highly more informative then positive jump semivariance. The model proposed is able to capture many empirical stylized facts while still remaining parsimonious in terms of number of parameters to be estimated." @default.
- W3124191331 created "2021-02-01" @default.
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- W3124191331 date "2011-09-01" @default.
- W3124191331 modified "2023-09-27" @default.
- W3124191331 title "Volatility Forecasting: Downside Risk, Jumps and Leverage Effect" @default.
- W3124191331 hasPublicationYear "2011" @default.
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