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From AmEx to Guitar Hero, Duke's Mike Krzyzewski built his brand through endorsements - Triangle Business Journal
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Darren Rovell on Twitter: "$269,775: Nike annual revenues in 1980, the year Coach K started coaching Duke. $44.5 Billion: Nike revenue in 2021 https://t.co/L3S9FfUn2X" / Twitter
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Nike releases strange ad celebrating Coach K's career after Duke's Final Four loss vs. UNC | Sporting News
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