Realized volatility forecasting: Robustness to measurement errors
نویسندگان
چکیده
In this paper, we suggest how to handle the issue of heteroskedasticity measurement errors when specifying dynamic models for conditional expectation realized variance. We show that either adding a GARCH correction within an asymmetric extension HAR class ( AHAR - ), or working multiplicative error AMEM ) greatly reduces need quarticity/quadratic terms capture attenuation bias. This feature in can be strengthened by considering regime specific dynamics. Model Confidence Sets confirm robustness both in- and out-of-sample panel 28 big caps S&P500 index.
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ژورنال
عنوان ژورنال: International Journal of Forecasting
سال: 2021
ISSN: ['1872-8200', '0169-2070']
DOI: https://doi.org/10.1016/j.ijforecast.2020.02.009