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QUESTION
In 1970 the typical U. household earned only about $8,700. In 2009, the typical U. household earned about $50,000. If gross income is adjusted for...
In 1970 the typical U.S. household earned only about $8,700. In 2009, the typical U.S. household earned about $50,000. If gross income is adjusted for inflation, the income of the typical U.S. household in 2009
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