• 2022-06-07
    What is the finding about earnings of graduates in the 20th Century of the two Harvard economists’ study?
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    A: College education was useless at yielding higher income for its graduates.
    B: High school graduates often had higher income than college graduates.
    C: The income gap between college and high school graduates begun to increase in the last two decades.
    D: The income gap between college and high school graduates was closing in entire 20th century.
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