New York has officially Become the Richest City in the World with 59 billionaires bluebloodz.com has learned. According to a new report by investment migration consultancy firm, Henley & Partners, round 345,600 millionaires reside in the city, alongside 15,470 multi-millionaires who have assets worth over $10 million, 737 centi-millionaires (wealth of $100 million or more) […]