Guest editorial: Implications of the Russia–Ukraine conflict on the global financial markets

Since the World Health Organization (WHO) declared the COVID-19 outbreak as a public health emergency of international concern, the global economy has been straining under a range of burdens: surging inflation and unemployment rates, tangled global supply chains and tumbling financial markets (Batten et al., 2022;Boubaker et al., 2022;Choudhury et al., 2022;Liu et al., 2022). [...]using a difference-in-differences (DID) analysis, they investigate the epidemic's impact on the market quality of overseas companies and compare it to that of local firms with the same name. [...]the authors compare international companies based on firm-specific features and those of their home countries. According to the authors' findings, the conflict has significantly negatively influenced airlines, although it has benefited the market for military goods. According to the results, investors in these energy markets exhibit a herding behavior.