Overall, only 42 percent of past winning US equity funds for the five years ending in September 2006 stayed in the top half over the next five-year period ending in September 2011.

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At their most severe, these would prohibit companies owned by Chinese nationals from raising funds on US debt or equity markets.

CENTERFORSECURITYPOLICY: Center For Security Policy

The government used some of these funds to purchase equity in US banks and industrial corporations, much of which had been returned to the government by early 2011.

FORBES: United States

There are not many Brazil dedicated equity funds out there, and there are no pure play Brazil mutual funds in the US market open to retail investors.

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The many companies that these mega-funds buy and sell every year has meant that growing numbers of men and women in the US, the UK, across Europe and around the world now work for companies owned by private equity funds.

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