Prices on shares in selected power companies and in companies with largetrading activity in electricity:January 14COMPANY Latest close Change % VolumeSTOCKHOLM (SEK)Arise Windpower 44,50 0,45 4 054Eolus Vind 42,40 2,17 17 314Holmen 236,70 -0,84 1 370Stora Enso 76,75 1,39 29 889COPENHAGEN (DKK)Vestas Wind Systems 183,40 1,78 557 012HELSINKI (EUR)Fortum 22,49 -0,09 1 656 263Stora Enso 8,59 1,30 9 583OSLO (NOK)Arendals...