Predicting volatility is a must in the finance domain. Estimations of volatility, along with the central tendency … research is to analyze the influence of COVID-19 on the return and volatility of the stock market indices of the top 10 … volatility remains higher than in normal periods, signaling a bearish tendency in the market. The COVID variable, as an exogenous …

estimation of a GARCH (1,1) model for stock returns shows that their conditional volatility is characterised by lower persistence …

)variances of the Dow Jones and the German stock index DAX, we analyze intra-daily volatility spillovers between the US and German …-synchronous and partially overlapping opening hours of the two markets. We find evidence of significant short-term volatility … ('meteor-shower effects').Furthermore, we find that during the subprime crisis the general persistence of short-term volatility …

)variances of the US Dow Jones and the German stock index DAX, we analyze intra-daily volatility spillovers between the US and …-synchronous and partially overlapping opening hours of the two markets. We find evidence of significant short-term volatility …-term volatility shocks is considerably higher and the spillovers effects between the US and the German stock markets are significantly …