Look from different angles on economies.
“Median income will tell you the living standard of a typical or middle-class person, in the middle of the income distribution. But if one country leaves a large segment of its populace to languish in poverty and another doesn’t, that matters in terms of overall living standards. We can use a Gini coefficient to get an estimate of inequality, but I prefer the relative poverty rate. And the best measure of all, when it’s available, is the income of the typical poor person.”
https://www.noahpinion.blog/p/americans-are-generally-richer-than