Alcaide González, María Ángeles; Guadalajara Olmeda, María Natividad; De la Poza, Elena(Taylor & Francis, 2022-12-31)
[EN] As COVID-19 has hit the whole world hard, finding a vaccine that alleviates its effects has been one of the most anticipated events in 2020. This work studies the impact of the two main events in 2020 on companies' ...