Michael Rubens Bloomberg is an American politician, businessman, author, CEO, main shareholder and one of the founders of Bloomberg L. Bloomberg has donated $8.2 billion to date, including $1.8 billion to Johns Hopkins University in student aid, the largest private gift ever to an institution of higher education.

The assets of Michael Bloomberg, a 77-year-old businessman who previously served three terms as the mayor of New York, the largest city in America, are estimated at 54 billion dollars.
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