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This paper compares volatility forecasts for the RTS Index (the main index for the Russian stock market) generated by … alternative models, specifically option-implied volatility forecasts based on the Black-Scholes model, ARCH/GARCH-type model … information content). Various forecasting performance tests are carried out which suggest that both implied volatility and …
Persistent link: https://www.econbiz.de/10012871648
The empirical literature of stock market predictability mainly suffers from model uncertainty and parameter instability. To meet this challenge, we propose a novel approach that combines the documented merits of diffusion indices, regime-switching models, and forecast combination to predict the...
Persistent link: https://www.econbiz.de/10013250734
This paper investigates persistence in high-frequency, intraday data (and also daily and monthly ones) in the case of the EuroStoxx 50 futures over the period from 2002 to 2018 (720 million trade records) using R/S analysis and the Hurst exponent as a measure of persistence. The results indicate...
Persistent link: https://www.econbiz.de/10014242794
This paper estimates a bivariate HEAVY system including daily and intra-daily volatility equations and its macro …-augmented asymmetric power extension. It focuses on economic factors that exacerbate stock market volatility and represent major threats to … commodity markets on stock market realized volatility. Specifically, Economic Policy Uncertainty is shown to be one of the main …
Persistent link: https://www.econbiz.de/10012844423
describe the most typical features of capital markets like volatility clustering, excess kurtosis and fat tails. As empirical … evidence shows asymmetry is also a prominent feature of stock market returns volatility. The reaction of risk if stock returns …
Persistent link: https://www.econbiz.de/10010270556
This paper analyses the explanatory power of the frequency of abnormal returns in the FOREX for the EURUSD, GBRUSD, USDJPY, EURJPY, GBPCHF, AUDUSD and USDCAD exchange rates over the period 1994-2019. Abnormal returns are detected using a dynamic trigger approach; then the following hypotheses...
Persistent link: https://www.econbiz.de/10012837673
by evaluating a mixed-frequency time-varying parameter VAR with stochastic volatility (MF-TVP-SV-VAR). Overall, the MF …
Persistent link: https://www.econbiz.de/10012842676
This paper examines persistence, structural breaks and non-linearities in the case of five European stock market indices, namely the FTSE100 (UK), DAX30 (Germany), CAC40 (France), IBEX35 (Spain) and FTSE MIB40 (Italy), using fractional integration methods. The empirical results provide no...
Persistent link: https://www.econbiz.de/10012866377
We develop novel forecasting methods for panel data with heterogeneous parameters and examine them together with existing approaches. We conduct a systematic comparison of their predictive accuracy in settings with different cross-sectional (N) and time (T) dimensions and varying degrees of...
Persistent link: https://www.econbiz.de/10013292495
This paper investigates whether gold and silver can be considered safe havens by examining their long-run linkages with 22 stock price indices. More specifically, the stochastic properties of the differential between gold/silver prices and 22 stock indices are analysed applying fractional...
Persistent link: https://www.econbiz.de/10014241989