USA Rich and poor tax payers, 2010 connie dello buono 10 years ago Post by @momdancer40. Source: USA Rich and poor tax payers, 2010 USA Rich and poor tax payers, 2010DateAugust 31, 2016In relation toequalitySingle-payer health care Australia spends 9% of GDP vs 17% in USADateMay 5, 2017In relation toMenuSingle-payer health care Australia spends 9% of GDP vs 17% in USADateMay 5, 2017In relation toMenu