[oezi]

No, I wasn't talking about retail pricing. I was talking about the spot market prices being determined by the most expensive generator (gas).

https://en.wikipedia.org/wiki/Electricity_market#Bid-based,_...

[tialaramex]

But, that page insists the UK does not use this system. So, why link it and then say this is what the UK does ?

[rcxdude]

The UK does use that system, but it's only one price for the whole country.