Al Capone earned $105m per year from alcohol and rackets during the Prohibition era. Today, this would be equivalent to $1.4b per year.
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The co-founder and CEO of SnapChat, 23-year-old Evan Spiegel, turned down an offer of $3 billion from Facebook and then a $4 billion bid from Google.
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The first female self-made millionaire in America was a black woman.
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As of April 2010, Bill Gates had donated $36,854,000,000 in his lifetime! That's more than half of his total net worth!
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In 2002, there were no billionaires in China. In 2007, there were 106 billionaires.
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Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
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Snoop Dogg makes $30,000 per week selling digital stickers of his face, joints, and more.
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Singapore has the world’s highest percentage of millionaires, with one out of every six households having at least $1,000,000 US dollars in disposable wealth.
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