Forecasting stock indices with the COVID-19 infection rate as an exogenous variable.

PeerJ Comput Sci · 2023 · PMC10495988 · PMID 37705632

Europe PMC DOI

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closest p

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highly significantno p-value reported

somewhat significantno p-value reported

The AR and MA parameters are highly significant for S & P 500 and VIX data, whereas the parameter for COVID-19 infection rate is somewhat significant for both the data.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.