Question: what is the level of income inequality in the us

title: Income inequality in the United States
text: The top 10 tax expenditures totaled $900 billion . This is a proxy for how much they reduced revenues or increased the annual budget deficit . Tax expenditures tend to benefit those at the top and bottom of the income distribution , but less so in the middle . The top 20 % of income earners received approximately 50 % of the benefit from them ; the top 1 % received 17 % of the benefits . The largest single tax expenditure was the exclusion from income of employer sponsored health insurance ( $250 billion ) . Preferential tax rates on capital gains and dividends were $160 billion ; the top 1 % received 68 % of the benefit or $109 billion from lower income tax rates on these types of income .