Studies examining the impact of COVID-19 using network dynamics are scant and tend to evaluate a specific local stock market. We present a thorough investigation of 58 world stock market networks using a complex network approach spanning across the uncertain times that have resulted from the...

Efficiency in stock markets is essential for economic stability and growth. This study investigates the efficiency and herding behavior of the stock markets from the top economies of the world (known as G20 countries). We classify stock market indices using MSCI classification for the developed...

Electricity power generation has gradually expanded in Africa, especially in oil-producing countries. Although natural gas and coal produced most of the electricity, renewable energy sources (REW) played a significant role in total electricity generation, with hydro being the most prevalent....