The Top 10 World's Richest Entrepreneurs

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8. Jeff Bezos - $32 billion

The founder's fortune skyrocketed by $13 billion in 2013, after his shares in the online retailer ballooned by 55 percent, notes Forbes. Among other initiatives, the 50-year-old entrepreneur purchased the Washington Post in October and he has been looking into delivering packages using drones. With a net worth of $32 billion, Bezos is the 18th richest person (and the 8th richest entrepreneur) in the world.