The world isn't flat-it's spiky, especially when peering down from the perch of the 0.0000002%. We've resized the world's nations by the aggregate wealth of their billionaires. While the economic center of gravity has moved steadily east and Asian billionaires have outnumbered Europe's for the past three years, the map reveals just how far emerging markets have to go before they catch the U.S. Some countries, such as Mexico and Spain, punch well above their economic weight on the map. That's because they're home to outsize fortunes. Mexico is home to the world's richest person, Carlos Slim Helu. Spain boasts the fourth-richest person, Amancio Ortega of Inditex.
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