Analysis of information sources in references of the Wikipedia article "مالیاتگیری در ایالات متحده آمریکا" in Persian language version.
In 1965, taxes collected by federal, state and municipal governments amounted to 24.7 percent of the nation's output. In 2010, they amounted to 24.8 percent. Excluding Chile and Mexico, the United States raises less tax revenue, as a share of the economy, than every other industrial country.
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