. In particular the relationship between speculation and price volatility on the one side, and the linkage between … excessive speculation and price volatility on the other side, is carefully examined with the scope to establish whether … volatility drives speculation or speculation drives price volatility, or whether there are no linkages between the two variables …

Volatility has been one of the most active and successful areas of research in time series econometrics and economic … empirical insights to emerge from this burgeoning literature, with a distinct focus on forecasting applications. Volatility is … inherently latent, and Section 1 begins with a brief intuitive account of various key volatility concepts. Section 2 then …

-frequency volatility estimators, market risk evaluation, covariance estimation and multivariate extensions of the processes. The book … and continues to be engaged in research on many topics in finance. His primary areas of interest are volatility, ARCH …