This paper studies global stock market reactions to Covid-19 outbreaks caused by the virus SARS-CoV-2. The stock markets in countries that suffered from 2003 SARS diseases caused by a similar virus (SARS-CoV-1) react more quickly and strongly to the first Covid-19 outbreak in Wuhan China during late January 2020. This pattern lasted for weeks until … Continue reading What do we learn from SARS-CoV-1 to SARS-CoV-2 evidence from global stock markets