While in today's economy it's definitely more the exception than the rule, there are some young people who have a lot of money --a LOT of money. Mark Zuckerberg leads the list of the Top 10 Youngest Billionaires in the World; he is worth $15 billion, after leading Facebook to its recent IPO state. He is followed by Sean Parker and Eduardo Saverin, both of whom also have ties to Facebook.

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