This paper examines long memory volatility in international stock markets. We show that long memory volatility is … memory in volatility than emerging and frontier countries and that stock market jumps are negatively correlated with long … memory of volatility. Overall, our results provide some evidence of a link between stock market uncertainty and macroeconomic …

In this article the relationship between market return and volatility is examined by applying out-of-sample methodology … unexpected volatility and monthly returns in most of international exchanges. I didn't also find any significant relationship … between forecasted volatility and monthly returns. The results contradict the asset pricing theories which explain a positive …

model specifications, volatility effects and other robustness considerations continue to support our results. These results …

volatility, which has not been studied earlier. The study examines squared stock index returns of equity in 35 markets, including … of volatility. Results from the conditional heteroskedasticity long memory model show the evidence of long memory in the …

The COVID-19 pandemic, declared on March 11, 2020 by the World Health Organisation (WHO), has had a severe economic and … financial impact on every economy around the world. This paper aims to analyze the short-term impact of COVID-19 on global … sectors (Pharma, Healthcare, Information Technology, Hotel & Airline) based on the indices of three different economies (World …

returns and increased volatility on the UK stock market. …

cryptocurrencies and stock markets, which depends on the extent and persistence of responses to own and cross shocks. To improve the …

used to test for asymmetric responses of the volatility …

, notably in the case of the world equity risk premium. Finally, long-run risks are detected in all asset portfolios including …