Prices on shares in selected power companies and in companies with largetrading activity in electricity:November 23COMPANY Latest close Change % VolumeSTOCKHOLM (SEK)Arise Windpower 42,00 -0,71 36 262Eolus Vind 41,50 -1,19 10 470Holmen 210,30 -1,22 379Stora Enso 64,10 -4,76 36 876COPENHAGEN (DKK)Vestas Wind Systems 168,90 -0,18 2 135 131HELSINKI (EUR)Fortum 20,53 -1,16 1 294 166Stora Enso 6,91 -3,43 9 200OSLO (NOK)Arendals...