What we call "wealthiest countries" depends on how wealth is measured. Average wealth is the total wealth of a country divided by its adult population. It provides a picture of how much wealth exists overall, but it can be significantly influenced by a small number of ultra-wealthy individuals. Median wealth, on the other hand, represents the point where 50% of adults have more wealth and 50% have less. Because it's less affected by extreme wealth, it's often considered a better reflection of what a "typical" person owns. But both metrics matter: Average wealth tells us how much wealth has been created; Median wealth tells us how widely that wealth is shared. Take the United States as an example: It ranks #2 globally in average wealth, yet only #28 in median wealth. This suggests that while the country holds a significant amount of personal wealth overall, it is not distributed evenly, with some very wealthy individuals lifting the average. Meanwhile, Luxembourg ranks #1 in m...