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Asymmetric dependence between stock market returns and news during COVID-19 financial turmoil
• I investigate the stock market's reaction to coronavirus news in the top six most affected countries by the pandemic. • The fake news exerts a negative nonlinear influence on the inferior and the middle quantiles throughout the distribution of returns. • The media coverage leads to a decrease...
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Formato: | Online Artículo Texto |
Lenguaje: | English |
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Elsevier Inc.
2020
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7299872/ https://www.ncbi.nlm.nih.gov/pubmed/32837370 http://dx.doi.org/10.1016/j.frl.2020.101658 |
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author | Cepoi, Cosmin-Octavian |
author_facet | Cepoi, Cosmin-Octavian |
author_sort | Cepoi, Cosmin-Octavian |
collection | PubMed |
description | • I investigate the stock market's reaction to coronavirus news in the top six most affected countries by the pandemic. • The fake news exerts a negative nonlinear influence on the inferior and the middle quantiles throughout the distribution of returns. • The media coverage leads to a decrease in returns across middle and superior quantiles and has no effects on the inferior ones. • During COVID19 turmoil superior quantiles of returns distribution exhibit negative dependence on past performances, while inferior and middle quantiles are not affected by this phenomenon. • The gold return has a positive correlation with the stock markets, which amplifies during extreme bearish and bullish periods indicating that it does not behave as a “Safe Havens” asset. |
format | Online Article Text |
id | pubmed-7299872 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2020 |
publisher | Elsevier Inc. |
record_format | MEDLINE/PubMed |
spelling | pubmed-72998722020-06-18 Asymmetric dependence between stock market returns and news during COVID-19 financial turmoil Cepoi, Cosmin-Octavian Financ Res Lett Article • I investigate the stock market's reaction to coronavirus news in the top six most affected countries by the pandemic. • The fake news exerts a negative nonlinear influence on the inferior and the middle quantiles throughout the distribution of returns. • The media coverage leads to a decrease in returns across middle and superior quantiles and has no effects on the inferior ones. • During COVID19 turmoil superior quantiles of returns distribution exhibit negative dependence on past performances, while inferior and middle quantiles are not affected by this phenomenon. • The gold return has a positive correlation with the stock markets, which amplifies during extreme bearish and bullish periods indicating that it does not behave as a “Safe Havens” asset. Elsevier Inc. 2020-10 2020-06-18 /pmc/articles/PMC7299872/ /pubmed/32837370 http://dx.doi.org/10.1016/j.frl.2020.101658 Text en © 2020 Elsevier Inc. All rights reserved. Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active. |
spellingShingle | Article Cepoi, Cosmin-Octavian Asymmetric dependence between stock market returns and news during COVID-19 financial turmoil |
title | Asymmetric dependence between stock market returns and news during COVID-19 financial turmoil |
title_full | Asymmetric dependence between stock market returns and news during COVID-19 financial turmoil |
title_fullStr | Asymmetric dependence between stock market returns and news during COVID-19 financial turmoil |
title_full_unstemmed | Asymmetric dependence between stock market returns and news during COVID-19 financial turmoil |
title_short | Asymmetric dependence between stock market returns and news during COVID-19 financial turmoil |
title_sort | asymmetric dependence between stock market returns and news during covid-19 financial turmoil |
topic | Article |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7299872/ https://www.ncbi.nlm.nih.gov/pubmed/32837370 http://dx.doi.org/10.1016/j.frl.2020.101658 |
work_keys_str_mv | AT cepoicosminoctavian asymmetricdependencebetweenstockmarketreturnsandnewsduringcovid19financialturmoil |