Crude oil, crypto-assets and dependence: the impact of the COVID-19 pandemic

Hela Mzoughi is currently a PhD and an Assistant Professor at Carthage Business School, University of Tunis Carthage. She earned her PhD in Management from Higher Management Science of Sousse in January 2016, and she is specialized on Quantitative methods. Her master Research degree is in Actuarial Sciences and Finance from High Commercial Studies Institute of Sousse. Her research interests: quantitative finance, portfolio management and actuarial science.

Yosra Ghabri holds a PhD in Finance from IHEC Carthage, Tunisia in 2017. She is currently an Assistant Professor of Finance at Carthage Business School, University of Tunis Carthage. Her teaching interests include portfolio management, corporate finance, financial markets and financial management. Her research areas are corporate governance, market microstructure, portfolio management and energy economics.

Khaled Guesmi is a full Professor of Finance at Paris School of Business and Director, Center of Research for Energy and Climate Change Change (CRECC). He is also adjunct professor at Telfer School of Management, University of Canada. He undertakes research and lectures on empirical finance, applied time-series econometrics and commodity markets. Dr Guesmi obtains his HDR (Habilitation for Supervising Doctoral Research) in in July 2015. He holds his PhD in Economics from the University Paris Nanterre in 2011, and his MSc in Finance from Paris I University of Sorbonne in 2005. Previously, he served as a Professor of Finance and Head of Environment, Climate Change and Energy Transition Chair at IPAG Business School, as associate research positions at “EconomiX” laboratory at the University of Paris Ouest La Défense and “ERF” Economic Research Forum, Egypt. In 2003, Dr Guesmi joined the UNESCO as a Research Manager, and in 2008, he joined “Caisse de Dépôts et Consignations” as Financial Analyst. Dr Guesmi is the co-author of the book Cryptofinance and Mechanism of Exchange (Springer), as well as the book Risk Factors and Contagion in Commodity Markets and Stocks Markets (Word Scientific). He has published articles in leading refereed journals, including the Energy Journal; International Review of Financial Analysis; Journal of International Financial Markets, Institutions and Money, Annals of Operations Research, Energy Economics and Energy Policy. Furthermore, Dr Guesmi currently serves as an Associate Editor at Finance Research Letters, as international advisory board at The International Spectator. In addition, Khaled Guesmi is the founder of the International Symposium on Energy and Finance Issues and the Project Manager of European Commission’s Horizon 2020 Program for Research and Innovation. This program has focused on new models of cooperation between EU and the south-eastern Mediterranean region which are expected to promote a radical re-design of these countries’ energy strategies, focusing on sustainability and efficiency policies. Dr Khaled Guesmi applies modern financial econometrics tools to examine a broad set of topics related to the commodities markets. His research includes topics, such as finalization of commodities and contagion effect between stock markets and energy markets. Dr Khaled Guesmi hold the 4th best world researcher in Energy Finance: Frontiers and Future Development in Beijing in 2018.