Microsoft's co-founder Bill Gates continues his reign as the world's richest person with a net worth of $ 75 billion (AED 275.4 billion), according to Forbes' annual ranking of billionaires. The list includes over 1,800 individuals, including five from the UAE. Amancio Ortega, founder of the Spanish clothing retailer Zara is second on the list, and is followed by American philanthropist and businessman Warren Buffet. Meanwhile, Reliance Industries chairman Mukesh Ambani leads a pack of 84 billionaires from India. WORLWIDE TOP 10:UAE's RICHEST

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