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
Hedge fund indexes
Traders can use weaknesses in VaR measurement to make it appear that they are not taking any risks. Brett Humphreys exposes how easily this can be done
Banks and hedge funds have shied away from trading electricity due to fear and ignorance of the physical nature of the market. But, as Todd Bessemer of Accenture points out, financially settled contracts can avoid the complexity of physical delivery and...
Environmental risks are increasingly being recognised as important financial issues, but the markets are still some way from rewarding companies for good environmental performance, as Kevin Foster discovers
The development of new models that describe the real dynamics of energy prices have to take into account the behavioural aspects of market players. The problem is how to quantify these aspects. Maria Kielmas reports
One of the reactions to recent energy trading difficulties has been a shift away from speculative activities towards portfolio optimisation, but what does the term really mean, ask Tim Essaye and Brett Humphreys
What made headlines before is now becoming everyday news: energy companies are scaling back or leaving energy trading. Some industry observers are emphasising the shift to ‘trading around assets’. Anne Ku investigates just what this means
Swiss Re's Pablo Koch Medina, Frank Krieter and Stephan Schreckenberg highlight the key features and main limitations of internal risk models for insurers.
Brett Humphreys explains how to measure and manage margin risk, an often-overlooked – yet often-significant – risk exposure
Aluminium manufacturers have long used sophisticated hedging and risk management techniques to protect against fluctuating metal prices, yet they have only recently looked at transferring these skills to power risk management. David Wilson reports