Economic Definition of average tax rate. Defined.
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Term average tax rate Definition: A tax rate that is the percentage of the total tax base paid in taxes. Comparable to any average, this is the total taxes collected or paid divided by the total value of the tax base. For example, if a person earns $50,000 in income and pays $5,000 in taxes, then the average income tax rate is 10 percent. The contrasting term is marginal tax rate.