Has COVID-19 changed the stock return-oil price predictability pattern?

Autor: Fan Zhang, Paresh Kumar Narayan, Neluka Devpura
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Financial Innovation, Vol 7, Iss 1, Pp 1-10 (2021)
Druh dokumentu: article
ISSN: 2199-4730
DOI: 10.1186/s40854-021-00277-7
Popis: Abstract In this paper, we examine if COVID-19 has impacted the relationship between oil prices and stock returns predictions using daily Japanese stock market data from 01/04/2020 to 03/17/2021. We make a novel contribution to the literature by testing whether the COVID-19 pandemic has changed this predictability relationship. Employing an empirical model that controls for seasonal effects, return-related control variables, heteroskedasticity, persistency, and endogeneity, we demonstrate that the influence of oil prices on stock returns declined by around 89.5% due to COVID-19. This implies that when COVID-19 reduced economic activity and destabilized financial markets, the influence of oil prices on stock returns declined. This finding could have implications for trading strategies that rely on oil prices.
Databáze: Directory of Open Access Journals
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