In this article, we test whether the structure of emerging market volatility has changed and assess the link between the structural changes in volatility behaviour and financial liberalization events. The opening of financial markets tends to generate outlying returns around the opening dates,...

Prediction of volatility is to a larger extent anchored on the properties of a volatility time series i.e. mean-reversion or random-walk. The consistency of mean-reversion or random-walk on the ZSE stock price and return volatility remain unexplored. This study therefore attempts to investigate...