Renewable energy in the MENA region: Key challenges and lessons learned -- Oil Prices and Electricity Firms: Robust Evidence from the U.S. Economy during the COVID-19 Era -- Challenges of renewable energy for sustainable development: Post-Coronavirus' economic recovery plan -- The impact of regulations, energy prices and economic activity on the Indian electric power consumption: A Kalman filter application -- Smart Grids as a step toward global warming reduction : A comparative analysis between the United States, China and Japan -- Towards a Better Understanding of the Factors Explaining the Behavior of Green Energy Adoption -- The Role of Financial Development for Access to Electricity -- The Impact of COVID-19 Pandemic on Renewable Energy and Commodities Markets -- The Impact of COVID-19 on Renewable Energy and Commodity Markets.