Intermittent or multifractal behavior has been reported in various markets, and the impact of the COVID-19 pandemic has been investigated. However, the impact of the COVID-19 pandemic on global spot markets for staple foods has not yet been studied. We fill this gap by investigating the grain...

The current Special Issue brought out the newest trends in Econophysics that have made use of the most recent available tools, such as Big Data. The emphasis of the reprint is on deciphering the effects of current world events, such as the repercussions of the recent war conflicts, the oil and...

The stock market operates on informed decisions based on information gathered from heterogeneous sources, encompassing diverse beliefs, strategies, and knowledge. This study examines the validity of rational bubbles in stock market prices, focusing on eight African stock markets: South Africa,...