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GM CEO Barra says it takes more than a quarter to gauge the company's performance.
Small businesses "are generating 2 out of 3 net new jobs," Maria Contreras-Sweet said.
CNBC's Jim Cramer explains why Cisco's transition from its CEO John Chambers to Chuck Robbins will be smooth.
Despite all the criticism, McDonald's is one of the best educational institutions in the U.S., Berkshire Hathaway's Charlie Munger says.
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