The consequences of Covid-19 on the financial sector have gained so much attention. At the same time, another growing part of the financial markets is cryptocurrencies, and it comes to the question: What is the impact of Covid-19 as a shock on crypto markets? This study is the first attempt to...

This paper assesses the impact of US policy responses to the Covid-19 pandemic on various cryptocurrencies and also technology stocks using fractional integration techniques. More precisely, it analyses the behaviour of the percentage returns in the case of nine major coins (Bitcoin - BITC,...

We study how a firm's global connectedness through global supply chains and exports affects its stock market performance during crises. While global connectedness can expose firms to negative foreign shocks, it potentially reduces firms' susceptibility to domestic shocks by allowing...

In this letter, we analyse the effect of the COVID-19 pandemic on the network topology of the cryptocurrency market. Our results show that COVID-19 significantly affected this market during a short period of financial panic, from 12 March 2020 to 1 April 2020. Since then, it progressively...

This paper studies long economic series to assess the long-lasting effects of pandemics. We analyze if periods that cover pandemics have a change in trend and persistence in growth, and in level and persistence in unemployment. We find that there is an upward trend in the persistence level of...

This paper features an analysis of cryptocurrencies and the impact of the COVID-19 pandemic on their effectiveness as a portfolio diversification tool and explores the correlations between the continuously compounded returns on Bitcoin, Ethereum and the S&P500 Index using a variety of parametric...

Controlling for the polarity and subjectivity of social media data based on the development of the COVID-19 outbreak, we analyse the relationships between the largest cryptocurrencies and such time-varying realisation as to the scale of the economic shock centralised within the...

We examine the relationship between cryptocurrencies (namely Bitcoin (BTC), Ethereum (ETH), and Ripple (XRP)) and COVID-19 cases/deaths. The Wavelet coherence analysis indicates that there is initially a negative relationship between Bitcoin and the number of reported cases and deaths; however,...

At the beginning of the 2020 global COVID-2019 pandemic, Chinese financial markets acted as the epicentre of both physical and financial contagion. Our results indicate that a number of characteristics expected during a "flight to safety" were present during the period analysed. The volatility...