Part of it is that those are the most noticeable on Apr 15, and part is that they're easier to have a national conversation about, but part really is a deliberate effort from right-wingers. The progression of arguments is pretty amazing (from rushlimbaugh.com):
Only the Rich Pay Taxes! NEW UPDATED FIGURES: Top 20% Pay 80% of Taxes New York Times Buries, But Reports, Truth on Taxes CBO report misheadlined by New York Times still reveals truth...tscript,
• CBO Report: Effective Federal Tax Rates Under Current Law, 2001 to 2014
• Posted Forever: Top 50% of Wage Earners Pay 96.03% of Income Taxes
• Excel file: IRS Income Stats
• Myth Buster: Democrats Get More Campaign Cash from "Rich"
Only the rich pay taxes!!!
Well, 20% pay 80% but that's still a lot of money wasted on public goods.
and by taxes, I mean "federal income taxes."
(Context: Overall the tax burden is a pretty even share of income for everyone, or if anything is slightly regressive. But the federal income tax is strongly progressive, and that's what everyone notices.)
I found this while trying to substantiate the argument that Rush Limbaugh's genius is to approach familiar issues with unfamiliar arguments. I do have to admit that the Club G'itmo golf shirt definitely was an unfamiliar approach to an issue I thought I knew.