. This study uses the Diebold and Yilmaz index model to analyze and measure volatility spillovers and interconnectedness … among APEC stock markets. The objective is to identify major transmitters of volatility spillovers and assess the magnitude … of different crisis cycles. The results show that the US is the major contributor (69.54%) to volatility spillovers in …

We construct a global implied volatility surface by combining information from the index options of twenty countries …, including global level and slope, U.S. convexity, VIX, SVIX, variance risk premium, and left-tail volatility. The predictability … of global convexity comes from its left-tail contributions related to crash fears (left-tail volatility), and right …

Predicting the one-step-ahead volatility is of great importance in measuring and managing investment risk more … accurately. Taking into consideration the main characteristics of the conditional volatility of asset returns, I estimate an … leptokurtic conditional distribution of innovations, produces the most accurate one-day-ahead volatility forecasts. The study …

stock price index volatility using daily Egyptian data. The competing Models include GARCH, EGARCH, GJR and APAPCH used with …-tailed asymmetric densities are taken into account in the conditional volatility, is better than symmetric GARCH. Moreover, it is found …-t density is more appropriate for modeling the Egyptian stock market index volatility …

In almost all stages of forecasting volatility, certain subjective decisions need to be made. Despite of an enormous …. In order to find out outperforming model in general not just in the contexts of studies, volatility models should be …, EWMA), GARCH family models (GARCH, GRJ-GARCH, GARCH, APARCH, NAGARCH, FIGARCH) and Stochastic Volatility model. The …

properties of the Dow Jones Islamic Stock Market Index (DJIM) and explore its volatility dynamics using a number of up … traditional asset classes, and estimation results and forecasting performance for various volatility models are also in line with …

prop- erties of the Dow Jones Islamic Stock Market Index (DJIM) and ex- plore its volatility dynamics using a number of up …