Prices on shares in selected power companies and in companies with largetrading activity in electricity:February 9STOCKHOLM (SEK)Arise Windpower 44,90 0,00 921Eolus Vind 51,25 0,49 4 880Holmen 235,90 2,57 1 711Stora Enso 81,95 0,80 4 631COPENHAGEN (DKK)Vestas Wind Systems 182,50 3,05 2 951 146HELSINKI (EUR)Fortum 22,25 1,23 1 946 137Stora Enso 9,32 0,27 10 289OSLO (NOK)Arendals Fossekompani 1660,00 0,00 0Hafslund 70,50...