Global uncertainty reached an unprecedented level at the beginning of the COVID-19 pandemic and remains high. Global Uncertainty Index - a quarterly assessment of global economic and policy uncertainty - shows that, although it has declined since the beginning of the pandemic, the level of uncertainty remains about 50% higher than the historical average for 1996-2010. The current of global uncertainty is influenced by the main economies of the world (USA, Great Britain, China), by the evolutions they register and by the policies they decide to adopt.
More information, here.