the price of electricity at any particular time. The price for all generating units was the mar-
ginal price, determined by the cost of the least efficient unit dispatched. IPPs could use swap
arrangements, known as ‘contracts for difference’, to hedge their exposures to the pool prices.
If the pool price were lower than the contract or index price, the counterparty would pay the
difference to the IPP; if the pool price were higher than the contract price, the IPP would pay
DRAX, UNITED KINGDOMExhibit 12.1
Significant project parties^2NP/RJB Mining/
Third-party
suppliersEastern Power
& Energy TradingNP/EWSRThird-party
contractorsPool members
and partiesGypsum
purchasersYorkshire waterNGC
InsurersNational powerCustomers of
physical outputNational ashCoal
transportationBilateral
PPAs under
the NETAPooling and
settlement
agreementSpares/maintenance
services agreement Transitional servicesWater rightsDrax Power StationCoal sales
agreements
(RJB contract
commences
1 April 2001)Hedging
agreement
(commenced
1 April 2001) Ash marketingagreementGypsum sales
disposal
agreementLimestone
supply
agreementMSUCA ancillary
services
agreements Insurance
policiesLimestone
suppliers