Sheikh Tahnoon bin Zayed Al Nahyan, a key member of Abu Dhabi's ruling family, reached an agreement to bankroll banker Rajeev Misra's new $6.8 billion fund, Bloomberg reported. Misra, CEO of SoftBank Investment Advisers, set up the $6.8-billion fund One Investment Management (OneIM). It invests across the capital structure, in a range of asset classes, industries, and geographies.