23 billionaires who've been on the rich list since 1987
Lifers on the Billinaires list
By Kathryn Dill
Last Updated: Apr 08, 2015, 06:59 IST1 min
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These 23 billionaire allstars have held on to their fortunes through years both lush and lean, appearing on our ranking of the world’s richest every year since we started compiling it in 1987. 
First Published: Apr 08, 2015, 06:59
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