Income tax for the highest earners in the USA, as an example, used to be 93% tax
You read that correctly and I believe my number is accurate.
Rich assholes bought PR machines to convince the public that system was unfair to them. So they lowered taxes on the rich. However, that lost tax revenue had to be made up some how. So the poorer pay more So the rich can piss on them from on high - err so the rich can trickle down.
Low taxes for the Uber wealthy is a relatively new thing.
Make mine two big round scoops