Prices on shares in selected power companies and in companies with largetrading activity in electricity:February 10STOCKHOLM (SEK)Arise Windpower 44,50 -0,89 4 906Eolus Vind 54,00 5,37 86 798Holmen 231,00 -2,08 1 424Stora Enso 82,40 0,55 5 336COPENHAGEN (DKK)Vestas Wind Systems 175,80 -3,67 1 507 421HELSINKI (EUR)Fortum 22,15 -0,45 1 715 584Stora Enso 9,32 0,00 5 541OSLO (NOK)Arendals Fossekompani 1660,00 0,00 0Hafslund...