We identify voluntary corporate work-from-home announcements during the COVID-19 crisis by scraping listed-company websites. Market reactions provide new information about the value and risk implications of corporate adaptation to crises. Event studies show three-to-five percent abnormal returns...

Using the WHO announcement on March 11, 2020 and the Federal Reserve Bank announcement on April 9, 2020 as two events that represent the shock and the stimulus, this study finds that COVID-19 caused a negative shock to the global stock markets, especially in emerging markets and for small firms....

In this paper, we study how China's stock market reacts to the sudden outbreak of COVID-19 in 2020, particularly to the announcement of the pandemic lockdown. In general, we observe reversals both at the industry level and at the firm level due to investors' overreactions to the pandemic...

The possibility to investigate the impact of news on stock prices has observed a strong evolution thanks to the recent use of natural language processing (NLP) in finance and economics. In this paper, we investigate COVID-19 news, elaborated with the "Natural Language Toolkit" that uses machine...

We study the short-term market reactions of US and European stocks during the beginning of the COVID-19 pandemic. Employing an event study, we document that stocks react significantly negatively to the announcement of the first death in a given country. While our results suggest that the...

The possibility to investigate the impact of news on stock prices has observed a strong evolution thanks to the recent use of natural language processing (NLP) in finance and economics. In this paper, we investigate COVID-19 news, elaborated with the ”Natural Language Toolkit” that uses...

We investigate the relationship between the daily release of COVID-19 related announcements, defensive government interventions, and stock market volatility, drawing upon an extended time period of one year, to independently test, confirm and iteratively improve on previous research findings. We...