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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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Detalles Bibliográficos
Autor principal: Cepoi, Cosmin-Octavian
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Elsevier Inc. 2020
Materias:
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
Descripción
Sumario:• 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.