Modelling the volatility (or kurtosis) of the implied volatility is an important aspect of financial markets when … GARCH systems to model the volatility of the FTSE 100 Implied Volatility Index (IV). We use GARCH, EGARCH, GJR-GARCH and … other asymmetric models unless there is exceptionally high volatility such as the crisis of 2008 in which case EGARCH …

Purpose: The aim of our paper is twofold. First, we examine the predictive ability of log bookmarket, dividend …-price, earnings-price and dividend-earnings ratios on the most recent data set of the strongest securities in the UK economy; unlike … the majority of the studies in this data set, our analysis is not limited on returns but further investigates dividend and …

of the classical log dividend–price ratio, we allow the data to reveal the cointegration vector between d and p. We … define the modified dividend–price ratio (mdp), as the long run trend deviation between d and p. Using S&P 500 data for the … correlation with the risk free return component, and can discern if a low dividend state coincides with a low yield state …

issue of stationarity and structural breaks in the unconditional mean of dividend yields and their implications for variance … decompositions. Empirical results indicate that in some markets the dividend yield is subject to structural breaks in the mean …