Comment by majormajor

> The fact that Europe got bombed no doubt helped too, same with the elites being concerned that communism was on the rise and giving workers a better deal in an effort to stave that off.

Workers got a better deal because the US intentionally passed massive top-end marginal tax rates pre-WWII with the goal of leading to less income-hoarding (or at least more charitable giving etc) at the top-of-the-top.