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The COVID-19 pandemic has elevated both the risk and volatility of energy companies. Can mass vaccinations restore … 2020 to April 2021. We document that vaccination programs assist in decreasing the volatility of energy stocks around the … world. The drop in volatility is statistically and economically significant and robust to many considerations. The observed …
Persistent link: https://www.econbiz.de/10012799942
We examined volatility spillover effects from five prominent global stock markets to India's stock market during the … and compare the results pre-and-post COVID-19. Results show that previous period news and volatility feeds the next period …'s volatility significantly and the volatility is found to be persistent. The analysis also shows that during the pre-COVID period …
Persistent link: https://www.econbiz.de/10013397677
This study investigated how stock market volatility responded dynamically to unexpected changes during the COVID-19 … pandemic and the resulting uncertainty in Thailand. Using a multivariate GARCH-BEKK model, the conditional volatility dynamics …, the interlinkages, and the conditional correlations between stock market volatility and the increasing rate of COVID-19 …
Persistent link: https://www.econbiz.de/10014284290
This research examines the correlations between the return volatility of cryptocurrencies, global stock market indices …, and the spillover effects of the COVID-19 pandemic. For this purpose, we employed a two-stage multivariate volatility … and respond well to previous shocks. As a result, financial assets have low unconditional volatility and the lowest risk …
Persistent link: https://www.econbiz.de/10014295230
This paper investigates the volatility of daily returns on the Romanian stock market between January 2020 and April … 2021. Volatility is analyzed by means of the representative index for Bucharest Stock Exchange (BSE), namely, the Bucharest … GARCH approach. In the survey, the GARCH model (1,1) was applied to explore the volatility of the BET and BSE traded shares …
Persistent link: https://www.econbiz.de/10012626337
This paper examines the impact of changes in economic policy uncertainty (EPU) and COVID-19 shock on stock returns. Tests of 16 global stock market indices, using monthly data from January 1990 to August 2021, suggest a negative relation between the stock return and a country’s EPU. Evidence...
Persistent link: https://www.econbiz.de/10012813880
employed for vaccine news announcements between 2 January 2020 and 4 March 2022. Stock returns and volatility were analyzed … volatility was observed for Pfizer, Moderna, and the S&P 500 index stocks immediately before positive vaccine development …
Persistent link: https://www.econbiz.de/10013370364
In this study, we examine the effect of the COVID-19 pandemic on global economic activity, the stock market, and the energy sector considering the sizable damaging impacts in these crucial aspects. Our results, based on the structural vector autoregression (SVAR) model for the data from 21...
Persistent link: https://www.econbiz.de/10012534226
+5 countries and Pakistan for 2000–2016 and apply linear and non-linear autoregressive distributed lag (ARDL) to check the …
Persistent link: https://www.econbiz.de/10011895619
Complex models have received significant interest in recent years and are being increasingly used to explain the stochastic phenomenon with upward and downward fluctuation such as the stock market. Different from existing semi-variance methods in traditional integer dimension construction for...
Persistent link: https://www.econbiz.de/10012520959