the behaviour of returns and their volatility during both the calm as well as various crises/turmoil periods. Besides the …-GJR-GARCH) were estimated in order to examine the volatility switches of the Central European transition stock markets. The t …-distribution of error terms was used to capture the dynamics of analysed returns more precisely. The results proved high volatility …

Taiwan provides an interesting case study of the impact of short selling bans on stock returns volatility in a time series … volatility. The only qualifier is that the impact of short sale bans is a feature of the expansionary phase of business cycles …