Tesco’s chairman has resigned in disgrace. The company’s market value has more than halved to an 11-year low as it acknowledged overstating profits by hundreds of millions of dollars. And a humbled Warren Buffett, after opportunistically raising his stake in the company after a surprise profit warning, confessed to CNBC: “I made a mistake on Tesco. That was a huge mistake by me.”
Tesco’s Downfall Is a Warning to Data-Driven Retailers
Did Big Data become an analytic albatross?
October 28, 2014
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