We apply a Time-Varying Parameter Vector Auto Regressive (TVP-VAR) connectedness approach on global assets to investigate time-varying dynamic connectedness, portfolio performance, and hedge effectiveness during COVID-19 and the Russia-Ukraine war. With increased connectedness and the changing role of energy and soft commodities during these two events, we find the minimum correlation (connectedness) portfolio performing better during COVID-19 and the Russia-Ukraine war and that cumulative returns of portfolios are higher during COVID-19. Additionally, we find varying (stable) hedge effectiveness of equity market indices and soft commodities (cryptocurrencies). This paper provides specific insights to investors about using optimal portfolios and hedging during pandemics and military conflicts.
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Beijing Technol & Business Univ, Sch Econ, Beijing 100048, Peoples R ChinaBeijing Technol & Business Univ, Sch Econ, Beijing 100048, Peoples R China
Wu, You
Ren, Wenting
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Beijing Technol & Business Univ, Sch Econ, Beijing 100048, Peoples R ChinaBeijing Technol & Business Univ, Sch Econ, Beijing 100048, Peoples R China
Ren, Wenting
Wan, Jieru
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Univ Nottingham, Nottingham Univ Business Sch, Nottingham NG8 1BB, EnglandBeijing Technol & Business Univ, Sch Econ, Beijing 100048, Peoples R China
Wan, Jieru
Liu, Xiaoxue
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Beijing Technol & Business Univ, Sch Econ, Beijing 100048, Peoples R China
33 Fucheng Rd, Beijing 100048, Peoples R ChinaBeijing Technol & Business Univ, Sch Econ, Beijing 100048, Peoples R China