COVID-19 and cross-border contagion: Trade and financial flows

In this article, we examine the effects of the COVID-19 pandemic on the dynamics of contagion in the economic and financial spheres. The objective of the article is to confirm that the systemic nature of contagion risk is greater in extreme situations than in normal situations. Through this study we...

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Main Authors: Achraf Louati, Zakaria Firano, Fatine Filali Adib
Format: Article
Language:English
Published: Elsevier 2022-06-01
Series:Research in Globalization
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590051X2200003X
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author Achraf Louati
Zakaria Firano
Fatine Filali Adib
author_facet Achraf Louati
Zakaria Firano
Fatine Filali Adib
author_sort Achraf Louati
collection DOAJ
description In this article, we examine the effects of the COVID-19 pandemic on the dynamics of contagion in the economic and financial spheres. The objective of the article is to confirm that the systemic nature of contagion risk is greater in extreme situations than in normal situations. Through this study we want to highlight the nature of contagion and the transmission of shocks in both the economic and financial spheres. Similarly, we have tried to measure the dynamics of contagion processes in normal situations and also those of crises. This work contributes to the current and recent debate on the risk of cross-border contagion and in particular in a health crisis. Using graph theory, information theory and Markov chains, we were able to verify that the systemic risk of contagion was significantly increased during the lockdown and that the commercial and financial dynamics changed during this period (between March 2020 and June 2020). Similarly, our results state that the extreme degree of contagion risk is predictable via Markov chains by pre-emptively using medium-voltage cycles that are precursors of systemic crises.
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spelling doaj.art-82f80e6e5acd4ad38fe2bf5257b8be092022-12-22T02:29:32ZengElsevierResearch in Globalization2590-051X2022-06-014100082COVID-19 and cross-border contagion: Trade and financial flowsAchraf Louati0Zakaria Firano1Fatine Filali Adib2Faculty of Legal, Economic and Social Sciences Agdal, Mohammed V University in Rabat, Morocco; Corresponding author.Faculty of Legal, Economic and Social Sciences Agdal, Mohammed V University in Rabat, MoroccoFaculty of Legal, Economic and Social Sciences Souissi, Mohammed V University in Rabat, MoroccoIn this article, we examine the effects of the COVID-19 pandemic on the dynamics of contagion in the economic and financial spheres. The objective of the article is to confirm that the systemic nature of contagion risk is greater in extreme situations than in normal situations. Through this study we want to highlight the nature of contagion and the transmission of shocks in both the economic and financial spheres. Similarly, we have tried to measure the dynamics of contagion processes in normal situations and also those of crises. This work contributes to the current and recent debate on the risk of cross-border contagion and in particular in a health crisis. Using graph theory, information theory and Markov chains, we were able to verify that the systemic risk of contagion was significantly increased during the lockdown and that the commercial and financial dynamics changed during this period (between March 2020 and June 2020). Similarly, our results state that the extreme degree of contagion risk is predictable via Markov chains by pre-emptively using medium-voltage cycles that are precursors of systemic crises.http://www.sciencedirect.com/science/article/pii/S2590051X2200003XContagionSystematic riskCOVID-19Markov chainTradeGraph theory
spellingShingle Achraf Louati
Zakaria Firano
Fatine Filali Adib
COVID-19 and cross-border contagion: Trade and financial flows
Research in Globalization
Contagion
Systematic risk
COVID-19
Markov chain
Trade
Graph theory
title COVID-19 and cross-border contagion: Trade and financial flows
title_full COVID-19 and cross-border contagion: Trade and financial flows
title_fullStr COVID-19 and cross-border contagion: Trade and financial flows
title_full_unstemmed COVID-19 and cross-border contagion: Trade and financial flows
title_short COVID-19 and cross-border contagion: Trade and financial flows
title_sort covid 19 and cross border contagion trade and financial flows
topic Contagion
Systematic risk
COVID-19
Markov chain
Trade
Graph theory
url http://www.sciencedirect.com/science/article/pii/S2590051X2200003X
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