As well, traders speculate that Credit Suisse was pushing up against firm-wide limits for futures positions or derivatives related to the fund.

WSJ: Chaos Over a Plunging Note

London became a hub in areas such as fund management and derivatives trading.

ECONOMIST: London as a financial centre

This ugly reality hit home for me recently, when I had to talk an immediate relative through a situation in which he was suckered into a leveraged Oppenheimer bond fund that contained derivatives and lost money.

FORBES: CFPB the New Cavalry on Elder Financial Abuse?

As the fund does not employ leverage or derivatives for risk management, Exante intends to provide a two-way secondary market for the trading of fund shares.

FORBES: First Bitcoin Hedge Fund Launches From Malta

Some young man in a bank lobby talked him into a dodgy bond fund that contained mortgage derivatives and lost money.

FORBES: Shame at the Root of Elder Financial Fraud: Four Ways to Prevent a Swindle

Brazil recently authorised its sovereign-wealth fund to trade currency derivatives.

ECONOMIST: Latin America's economies: Waging the currency war | The

Mr Spitzer's office, meanwhile, is looking into whether Gotham Partners Management Company, an American hedge fund, took positions in credit derivatives to create the impression that companies on which it held a bearish view were in financial danger.

ECONOMIST: Clipped

Among other things, the government says it wants to assess whether a fund's prospectus clearly conveys how it uses derivatives.

ECONOMIST: Exchange-traded funds

The only compelling argument for sticking with the traditional fund is the added juice to be gained by the use of derivatives.

FORBES: Pimco Total Return ETF Shines a Light on Transaction Costs