Caporale, Guglielmo Maria; Gil-Alaña, Luis A.; Abakah, … - 2021
This paper uses fractional integration methods to assess the impact of US policy responses (containment and health … announcements) to the COVID-19 pandemic on US sectoral stock indices for Technology, Telecom, Health Care, Real Estate, Consumer … results provide evidence of mean reversion for seven sectoral stock indices (Consumer Discretionary, Consumer Staples, Health …