When I look at financial institutions, the opportunities are from small caps to mega-caps.

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Amazingly, Keyes explains how she went on to sue Smith Barney, an investment mega-giant, culminating in Keyes winning one of the most significant financial awards to date.

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Ordinary Kuwaitis are wary not only of further dithering over such things as a planned bail-out package for financial institutions hit by the global recession and an oft-delayed mega-project to develop new oilfields.

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Similarly, Caitlin Florance, 27, has been mega-commuting from New Jersey to New York for the last few years to work at financial services company AIG and business insurance provider Hiscox without the high costs of city living.

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Now 37, Oliver drops in on his half-brother a few times a year while scouring the globe for mega finance deals on which he can give advice as joint global head of UBS Investment Bank's Financial Institutions Group.

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Mr Sants said it was "no secret" that the FSA and the Bank of England had been arguing on the international Basel Committee and the Financial Stability Board for a bigger increase in the capital held by G-SIFIs or the mega-banks than was desired by regulators from other countries, such as France and Germany.

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