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ROMNEYPROJECT Boston-October 29, 1990 William Bain Jr. (right) and W Mitt Romney, at Bains offices in Copley Plaza. Globe photo by Justine Schiavo . Romney Project

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Bain Capital investors at least doubled their money every year of RomneyĆ¢??s tenure, a return that would have built a $1,000 investment into nearly $40 million. William Bain Jr. (right) and W Mitt Romney, at Bains offices in Copley Plaza. Globe photo by Justine Schiavo .