csearle wrote:If a share's price basically correlates with the weather then I would look at the average windiness of the locations they have their turbines and see (as best one can) if last year's was part of a blip or a trend. C.
That’s a little too simplistic, unfortunately. The price of electricity will have an impact on their supply contracts and that is falling also. There are quite a lot of moving parts, not least of which is the political risk of changes in energy policy.