The Oprah Effect Endures, Giving Black-Owned Businesses on Amazon a Big Boost

She increased the sales rank of one product by 110,071%

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Oprah Winfrey has once again demonstrated her enduring power as an influencer. Amazon

Nine years after her syndicated talk show ended its 25-year run, Oprah Winfrey continues to wield enormous influence over consumer behavior.

@lisalacy Lisa Lacy is Adweek's Commerce Editor.