DescriptionEffective US 2012 tax rate for married filing jointly vs dual income single household.pdf
English: A chart showing the effective tax rates for the 2012 tax year (assuming standard deduction and standard personal exemption) comparing two unmarried individuals filing separately, with various ratios of 1st earner to 2nd earner, versus a single return of the same total amount for a married couple filing jointly. The "marriage penalty" (when the black line is above a given colored line) depends on the income disparity between the members of the couple and the total income level.
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