Warren Buffett is the only top-10 billionaire to become poorer this year after Berkshire Hathaway missed out on the stock market's rally

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Warren Buffett.

REUTERS/Rick Wilking

The 10 companies that produce the most startup founders, including Bain, McKinsey, and Sony

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Heidi Zak thirdlove
Heidi Zak, the founder of the bra company ThirdLove, used to work for McKinsey & Co.

Hollis Johnson

Jeff Bezos' girlfriend said he gave her a 'master class' in management and running meetings: 'You're the boss. You talk last.'

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jeff bezos lauren sanchez
Lauren Sánchez says her boyfriend Jeff Bezos gives her a "master class" in management and meetings every day.

Axelle/Bauer-Griffin/FilmMagic

Jeff Bezos' partner Lauren Sánchez talked about being rejected as flight attendant because of her weight and becoming a pilot instead

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jeff bezos lauren sanchez

Axelle/Bauer-Griffin/FilmMagic

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