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Connectedness between the COVID-19 related media coverage and Islamic equities: The role of economic policy uncertainty
This paper examines the static and dynamic return and volatility connectedness among Islamic equity indices and a Coronavirus coverage index over the ongoing COVID-19 pandemic crisis. We employ ten major sectoral equity indices covering main economic sectors and the Coronavirus media coverage index...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Elsevier B.V.
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9520133/ http://dx.doi.org/10.1016/j.pacfin.2022.101851 |
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author | Umar, Zaghum Mokni, Khaled Escribano, Ana |
author_facet | Umar, Zaghum Mokni, Khaled Escribano, Ana |
author_sort | Umar, Zaghum |
collection | PubMed |
description | This paper examines the static and dynamic return and volatility connectedness among Islamic equity indices and a Coronavirus coverage index over the ongoing COVID-19 pandemic crisis. We employ ten major sectoral equity indices covering main economic sectors and the Coronavirus media coverage index (MCI) and apply the time-varying parameter vector autoregressive methodology (TVP-VAR). The results show a high degree of connectedness between the return and volatility series of the different sectoral indices. Moreover, the information transmission between these indices and the media coverage index shows that Islamic equities are net receivers of shocks from the coronavirus MCI. Additionally, we investigate the causality between the different connectedness measures and the Economic Policy Uncertainty (EPU). Our results indicate that EPU has predictive power on the net connectedness between the Islamic sectoral equities and the Coronavirus MCI. |
format | Online Article Text |
id | pubmed-9520133 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2022 |
publisher | Elsevier B.V. |
record_format | MEDLINE/PubMed |
spelling | pubmed-95201332022-09-29 Connectedness between the COVID-19 related media coverage and Islamic equities: The role of economic policy uncertainty Umar, Zaghum Mokni, Khaled Escribano, Ana Pacific-Basin Finance Journal Article This paper examines the static and dynamic return and volatility connectedness among Islamic equity indices and a Coronavirus coverage index over the ongoing COVID-19 pandemic crisis. We employ ten major sectoral equity indices covering main economic sectors and the Coronavirus media coverage index (MCI) and apply the time-varying parameter vector autoregressive methodology (TVP-VAR). The results show a high degree of connectedness between the return and volatility series of the different sectoral indices. Moreover, the information transmission between these indices and the media coverage index shows that Islamic equities are net receivers of shocks from the coronavirus MCI. Additionally, we investigate the causality between the different connectedness measures and the Economic Policy Uncertainty (EPU). Our results indicate that EPU has predictive power on the net connectedness between the Islamic sectoral equities and the Coronavirus MCI. Elsevier B.V. 2022-10 2022-09-15 /pmc/articles/PMC9520133/ http://dx.doi.org/10.1016/j.pacfin.2022.101851 Text en © 2022 Elsevier B.V. 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 Umar, Zaghum Mokni, Khaled Escribano, Ana Connectedness between the COVID-19 related media coverage and Islamic equities: The role of economic policy uncertainty |
title | Connectedness between the COVID-19 related media coverage and Islamic equities: The role of economic policy uncertainty |
title_full | Connectedness between the COVID-19 related media coverage and Islamic equities: The role of economic policy uncertainty |
title_fullStr | Connectedness between the COVID-19 related media coverage and Islamic equities: The role of economic policy uncertainty |
title_full_unstemmed | Connectedness between the COVID-19 related media coverage and Islamic equities: The role of economic policy uncertainty |
title_short | Connectedness between the COVID-19 related media coverage and Islamic equities: The role of economic policy uncertainty |
title_sort | connectedness between the covid-19 related media coverage and islamic equities: the role of economic policy uncertainty |
topic | Article |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9520133/ http://dx.doi.org/10.1016/j.pacfin.2022.101851 |
work_keys_str_mv | AT umarzaghum connectednessbetweenthecovid19relatedmediacoverageandislamicequitiestheroleofeconomicpolicyuncertainty AT moknikhaled connectednessbetweenthecovid19relatedmediacoverageandislamicequitiestheroleofeconomicpolicyuncertainty AT escribanoana connectednessbetweenthecovid19relatedmediacoverageandislamicequitiestheroleofeconomicpolicyuncertainty |