Artikel

Improving the accuracy: Volatility modeling and forecasting using high-frequency data and the variational component

In this study, we predict the daily volatility of the S&P CNX NIFTY market index of India using the basic "heterogeneous autoregressive" (HAR) and its variant. In doing so, we estimated several HAR and Log form of HAR models using different regressor. The different regressors were obtained by extracting the jump and continuous component and the threshold jump and continuous component from the realized volatility. We also tried to investigate whether dividing volatility into simple and threshold jumps and continuous variation yields a substantial improvement in volatility forecasting or not. The results provide the evidence that inclusion of realized bipower variance in the HAR models helps in predicting future volatility.

Language
Englisch

Bibliographic citation
Journal: Journal of Industrial Engineering and Management (JIEM) ; ISSN: 2013-0953 ; Volume: 3 ; Year: 2010 ; Issue: 1 ; Pages: 199-220 ; Barcelona: OmniaScience

Classification
Management
Subject
realized volatility
forecasting
time series analysis
autoregressive model

Event
Geistige Schöpfung
(who)
Kumar, Manish
Event
Veröffentlichung
(who)
OmniaScience
(where)
Barcelona
(when)
2010

DOI
doi:10.3926/jiem.v3n1.p199-220
Handle
Last update
10.03.2025, 11:44 AM CET

Data provider

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Object type

  • Artikel

Associated

  • Kumar, Manish
  • OmniaScience

Time of origin

  • 2010

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