Warren Buffett

Mind your behaviour

Hedge fund managers are becoming interested in behavioural theory, anincreasingly influential branch of economics that describes the role of intuitivebias in investment decision-making. According to one finance professor,behaviouralism provides valuable…

Energy firms find succour

US energy company debt has reached critical levels, with nervous investors and banks working hard to keep these companies afloat. But Paul Lyon finds the secretive hedge fund industry could also lend a helping hand

How to run a market

Former-derivatives-trader-turned-author Frank Partnoy wants to see tougher accounting standards and risk disclosures to deter corporate crooks. But are the regulators listening? Maria Kielmas reports

Derivatives disclosure calls mount

Warren Buffett's stinging critique of the derivatives business in March represents the latest call for more derivatives disclosure. But despite some notable moves in this direction, most financial institutions remain stubbornly opaque.

Greenspan defends role of derivatives

In a speech today, Alan Greenspan, chairman of the US Federal Reserve, defended the use of derivatives as hedging tools, especially credit derivatives. His comments come in the wake of Warren Buffett’s criticism of derivatives as potential “time bombs”.

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