. Specifically, having modelled the market volatility return like a GARCH (1,1) process and having defined three regimes of … volatility (low, neutral and high), we find that most of the betas in volatility classes are meaningful and positive. We also …

This paper presents a selective survey of volatility topics, with emphasis on the measurement of volatility and a … the long memory characteristics of volatility, and discusses its possible origins and impact on option pricing. To …

purpose of this paper is to analyze these two indexes in order to capture the volatility inherent in ENSO. The empirical … results show that both the ARMA(1,1)-GARCH(1,1) and ARMA(3,2)-GJR(1,1) models are suitable for modelling ENSO volatility …

exchange rate increases the significant direct and indirect past shock and volatility effects on future volatility between the …

-root process. Hyperbolic and quasi-hyperbolic discount factors can significantly increase the volatility of aggregate wealth and …

primarily from convergence in the volatility of state output growth, rather than in its average. The realized industry shares of …

volatility into these four sources, quantify their contribution to aggregate volatility, and study how they relate to the stage …, and slowly increases at later stages of development. Third, the volatility of country- specific macroeconomic shocks falls … with the level of development. We argue that many theories linking volatility and development are not consistent with these …

This paper studies three different measures of monthly stock market volatility: the time-series volatility of daily … market returns within the month; the cross-sectional volatility or ‘dispersion’ of daily returns on industry portfolios …, within the month. Over the period 1962–95 there has been a noticeable increase in firm-level volatility relative to market …

This paper proposes spectral and asymmetric-volatility based methods for cluster analysis of stock returns. Using the …

include the US and a European (E15) aggregate. In relative terms, the conditional volatility of E15 growth has declined more … since 1980 than the well-documented decline for the US. The propagation of shocks has also changed, with the volatility and …