Prices on shares in selected power companies and in companies with largetrading activity in electricity:November 25COMPANY Latest close Change % VolumeSTOCKHOLM (SEK)Arise Windpower 41,10 -0,96 9 801Eolus Vind 41,50 -0,24 8 950Holmen 209,20 0,24 160Stora Enso 67,00 4,28 31 244COPENHAGEN (DKK)Vestas Wind Systems 165,00 -0,66 1 019 647HELSINKI (EUR)Fortum 21,14 1,00 1 410 297Stora Enso 7,25 5,30 12 284OSLO (NOK)Arendals...