crashes, excess volatility, serially uncorrelated returns, fat-tailed return distributions and volatility clustering, thereby … regimes with high volatility originate from the fact that speculators extract stronger trading signals out of past stock price …

driving. complex systems ; econophysics ; exogenous ; versus endogenous ; high-frequency trading ; criticality ; trading …

The volatility specification of the Markov-switching Multifractal (MSM) model is proposed as an alternative mechanism … for realized volatility (RV). We estimate the RV-MSM model via Generalized Method of Moments and perform forecasting by … volatility models of asset returns. An intra-day data set for five major international stock market indices is used to evaluate …