model for gold market index volatility is EGARCH (1,1). There is no leverage effect in this model, but positive shocks are … the result of more volatility than negative shocks …

English Abstract: In this paper, we investigate the existence of volatility clustering, asymmetric price movements … the volatility, we use ARCH-type models based on varying variance on a daily and weekly basis. In addition to ARCH and … the evaluation of the forecast performance of the models. By comparing the volatility forecasts of the models with the …

GARCH models for daily, weekly and monthly volatility in composite, financial, services and industry indices of Istanbul … Stock Exchange (ISE). Some properties of financial data namely volatility clustering, asymmetrical price movements, leverage … volatility along with classical GARCH model, EGARCH, GJR-GARCH, Asymmetrical PARCH and Asymmetrical CGARCH models have been …

English Abstract: Volatility index, firstly introduced by Chicago Board Options Exchange in 1993 and named as VIX … markets in future, it has become an important and followed indicator around the world. Volatility indexes, basically based on … concept of implied volatility, have been started to create to use in the financial markets since mid-1970s. After introducing …