Operational risk
Building a bridge to Var
Value-at-risk (Var) is a technique often applied to the energy industry. But there are limitations to its use. Here, Leslie McNew aims to bring these limitations to light, and thereby give practitioners confidence in the use of Var
Rating agencies raise the bar
Confidence in energy traders has never been lower, and the metrics the rating agencies apply to their business are changing. James Ockenden assesses the damage
Tools for the trade
Ken Nichols examines the mechanisms available for incorporating credit risk management into an energy company’s portfolio
Natural gas storage: a market driver changes horses
Given the importance of natural gas storage figures to energy market traders and analysts, a change in the provider and timing of the data release is an event of some significance. Software provider Logical Information Machines reports
Discovering new frontiers
Joerg Engels and Volker Linde report on the changes Germany’s deregulated energy market will have to make as a result of the country’s banking act
Mean-reverting smiles
Commodity markets such as crude oil exhibit mean reversion as well as option smiles. David Beaglehole and Alain Chebanier meet this challenge, constructing a model suitable for pricing exotic options in these markets
Utilities renegotiate to survive
For the past 10 years, Argentina’s privatised utilities have been icons of successful energy sector reform. But with the country’s deepening crisis, they face increased difficulties. What can investors do to mitigate such risks, asks Maria Kielmas
Mixed signals from the east
Flaws in Poland’s electricity regime have crippled Warsaw’s two-year-old power exchange. But Slovenia’s power exchange is faring rather better. Peter Joy reports
A cure for Enron flu
Brett Humphreys discusses recent events in the energy sector and the role risk managers can play in improving the industry
Worth waiting for?
Just over a year on from the delayed launch of the UK’s new electricity trading arrangements, prices have dropped to new lows. But just how low can generators go, asks Joel Hanley
Keeping score
This month Brett Humphreys and Zach Jonasson show how energy trading firms can compare performance using publicly available corporate information
Banks take shelter in derivatives
While some banks have found the weather derivatives market a non-starter, others are doing deals worth more than $100 million. Eurof Thomas reports
A smooth handover?
A change in the way weekly natural gas storage figures are reported is proceeding fairly smoothly – but it may still cause price swings, as Kevin Foster discovers