Economic policy uncertainty and stock market in G7 Countries: A panel threshold effect perspective.

Based on the literature, it is commonly understood that stock prices (SP) are influenced by economic policy uncertainty (PU), with a rise in PU typically having a negative impact on SP. However, the relationship between PU and SP may not always be linear due to the varying risk preferences of indivi...

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Main Authors: Maysoon Khojah, Masood Ahmed, Muhammad Asif Khan, Hossam Haddad, Nidal Mahmoud Al-Ramahi, Mohammed Arshad Khan
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2023-01-01
Series:PLoS ONE
Online Access:https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0288883&type=printable
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author Maysoon Khojah
Masood Ahmed
Muhammad Asif Khan
Hossam Haddad
Nidal Mahmoud Al-Ramahi
Mohammed Arshad Khan
author_facet Maysoon Khojah
Masood Ahmed
Muhammad Asif Khan
Hossam Haddad
Nidal Mahmoud Al-Ramahi
Mohammed Arshad Khan
author_sort Maysoon Khojah
collection DOAJ
description Based on the literature, it is commonly understood that stock prices (SP) are influenced by economic policy uncertainty (PU), with a rise in PU typically having a negative impact on SP. However, the relationship between PU and SP may not always be linear due to the varying risk preferences of individuals. Risk preference theory posits that individuals respond differently to different levels of risk. Therefore, this study aims to investigate whether PU determines SP asymmetrically (i.e., in a non-linear manner) by considering risk preferences and addressing a gap in the literature. To answer this question, the study employs a panel threshold approach to examine the effect of PU on SP in the Group of Seven (G7) countries, namely Canada, France, Germany, Italy, Japan, UK, and the US. In contrast to previous research, this study finds evidence of an asymmetric effect of PU on SP in the G7 countries. Specifically, the panel threshold results reveal that the impact of increased PU on SP is positive up to a certain level (Threshold1), beyond which it becomes negative (Threshold2). These findings are in line with information asymmetry hypothesis, prospect theory, behavioural finance hypothesis, and market liquidity hypothesis and shed light on the asymmetric behaviour of SP in response to varying levels of PU. The implications of these findings are significant for understanding how to manage risks effectively in the financial markets.
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spelling doaj.art-5bc7cef9704047d9826f266e6401f0762023-10-25T05:31:11ZengPublic Library of Science (PLoS)PLoS ONE1932-62032023-01-01187e028888310.1371/journal.pone.0288883Economic policy uncertainty and stock market in G7 Countries: A panel threshold effect perspective.Maysoon KhojahMasood AhmedMuhammad Asif KhanHossam HaddadNidal Mahmoud Al-RamahiMohammed Arshad KhanBased on the literature, it is commonly understood that stock prices (SP) are influenced by economic policy uncertainty (PU), with a rise in PU typically having a negative impact on SP. However, the relationship between PU and SP may not always be linear due to the varying risk preferences of individuals. Risk preference theory posits that individuals respond differently to different levels of risk. Therefore, this study aims to investigate whether PU determines SP asymmetrically (i.e., in a non-linear manner) by considering risk preferences and addressing a gap in the literature. To answer this question, the study employs a panel threshold approach to examine the effect of PU on SP in the Group of Seven (G7) countries, namely Canada, France, Germany, Italy, Japan, UK, and the US. In contrast to previous research, this study finds evidence of an asymmetric effect of PU on SP in the G7 countries. Specifically, the panel threshold results reveal that the impact of increased PU on SP is positive up to a certain level (Threshold1), beyond which it becomes negative (Threshold2). These findings are in line with information asymmetry hypothesis, prospect theory, behavioural finance hypothesis, and market liquidity hypothesis and shed light on the asymmetric behaviour of SP in response to varying levels of PU. The implications of these findings are significant for understanding how to manage risks effectively in the financial markets.https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0288883&type=printable
spellingShingle Maysoon Khojah
Masood Ahmed
Muhammad Asif Khan
Hossam Haddad
Nidal Mahmoud Al-Ramahi
Mohammed Arshad Khan
Economic policy uncertainty and stock market in G7 Countries: A panel threshold effect perspective.
PLoS ONE
title Economic policy uncertainty and stock market in G7 Countries: A panel threshold effect perspective.
title_full Economic policy uncertainty and stock market in G7 Countries: A panel threshold effect perspective.
title_fullStr Economic policy uncertainty and stock market in G7 Countries: A panel threshold effect perspective.
title_full_unstemmed Economic policy uncertainty and stock market in G7 Countries: A panel threshold effect perspective.
title_short Economic policy uncertainty and stock market in G7 Countries: A panel threshold effect perspective.
title_sort economic policy uncertainty and stock market in g7 countries a panel threshold effect perspective
url https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0288883&type=printable
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