Congressional Budget Office                                                                                       May 17,2...
Cumulative Growth in Average After-Tax Income, byIncome GroupPercentage change in income since 1979, adjusted for inflatio...
Summary Measures of Income Inequality, With andWithout Transfers and Federal TaxesGini Index             CONGRESSIONAL BUD...
Share of Total Transfers, by Market Income Group Percent 60 50                                                  Lowest Qui...
Federal Taxes as a Percentage of Household Income, byIncome Group Percent 40                                         Top 1...
Indexes of the Progressivity of Federal IndividualIncome Taxes  36  31          Difference Between Tax Concentration      ...
Indexes of the Progressivity of All Federal Taxes  15  13      Difference Between Tax Concentration          Index and Pre...
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Trends in the Distribution of Household Income, 1979-2007

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Presentation to the National Tax Association 2012 Spring Symposium

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Trends in the Distribution of Household Income, 1979-2007

  1. Congressional Budget Office May 17,2012 Trends in The Distribution of Household Income, 1979-2007 Presentation to the National Tax Association 2012 Spring Symposium Ed Harris, Principal Analyst Frank Sammartino, Assistant Director For Tax AnalysisThis presentation provides information published in Congressional Budget Office,Trends in the Distribution of Household Income Between 1979 and 2007 (October 2011),www.cbo.gov/publication/42729.
  2. Cumulative Growth in Average After-Tax Income, byIncome GroupPercentage change in income since 1979, adjusted for inflation CONGRESSIONAL BUDGET OFFICE
  3. Summary Measures of Income Inequality, With andWithout Transfers and Federal TaxesGini Index CONGRESSIONAL BUDGET OFFICE
  4. Share of Total Transfers, by Market Income Group Percent 60 50 Lowest Quintile 40 30 Second Quintile 20 Middle Quintile 10 Highest Fourth Quintile Quintile 0 1980 1985 1990 1995 2000 2005 CONGRESSIONAL BUDGET OFFICE
  5. Federal Taxes as a Percentage of Household Income, byIncome Group Percent 40 Top 1 Percent 35 30 81st to 99th Percentiles 25 20 21st to 80th Percentiles 15 10 Lowest Quintile 5 0 1980 1985 1990 1995 2000 2005 CONGRESSIONAL BUDGET OFFICE
  6. Indexes of the Progressivity of Federal IndividualIncome Taxes 36 31 Difference Between Tax Concentration Index and Pretax Gini 26 21 12 10 Average Tax Rate 4 8 3 Difference Between Pretax Gini and Gini after Individual Income Taxes 2 1979 1984 1989 1994 1999 2004 CONGRESSIONAL BUDGET OFFICE
  7. Indexes of the Progressivity of All Federal Taxes 15 13 Difference Between Tax Concentration Index and Pretax Gini 11 9 23 21 Average Tax Rate 4 19 3 Difference Between Pre-and Post- Tax Gini 2 1979 1984 1989 1994 1999 2004 CONGRESSIONAL BUDGET OFFICE

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