In the early 1950s, the profits of non-financial corporations were effectively taxed at rates above 50%. This rate has been declining since, and now is between 20 and 30%.

In response to ’s post about “lucky duckies,” which included a graph showing the growing number of Americans who don’t pay federal income tax, reader “gj” asked: Where is the complementary chart for corporations?

Then he tried to answer his own question, and shares the results of his research with us:

Source of funds for Federal Spending
DecadePersonal Income TaxCorporate Income TaxPayroll TaxExcise/EstateBorrowing
42.0%26.9%11.5%17.2%2.5%
42.0%20.4%18.4%14.9%4.4%
40.3%13.3%27.7%11.3%11.1%
38.0%7.7%29.2%8.2%17.7%
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