Prices on shares in selected power companies and in companies with largetrading activity in electricity:October 11COMPANY Latest close Change % VolumeSTOCKHOLM (SEK)Arise Windpower 42,50 -0,70 11 375Eolus Vind 43,50 1,87 154 334Holmen 213,40 1,52 568Stora Enso 70,00 0,58 6 850COPENHAGEN (DKK)Vestas Wind Systems 204,10 1,04 2 190 941HELSINKI (EUR)Fortum 20,28 2,17 2 149 453Stora Enso 7,57 0,73 6 988OSLO (NOK)Arendals...