Warren Buffet famously commented over 15 years ago now that he paid a lesser rate of tax than his secretary. America is clearly an unequal society. CBS did an interesting piece on it recently. (No pun intended incase the Pun Police are around :) )
https://youtu.be/DANUXO-GQwU
Once upon a Time a Republican government in the US made the super rich pay up to 70% on estate taxes as well as other wealth taxes.
https://en.wikipedia.org/wiki/Progre...tes_income_taxIn general, the United States federal income tax is progressive, as rates of tax generally increase as taxable income increases, at least with respect to individuals that earn wage income. ... As recently as the late 1970s, the top marginal tax rate in the U.S. was 70%