Prices on shares in selected power companies and in companies with largetrading activity in electricity:September 2Company Closing price Change in % VolumeSTOCKHOLM (SEK)Arise Windpower 45,90 0,00 3 890Eolus Vind 39,90 2,31 16 096Holmen 208,00 3,33 1 457Stora Enso 62,95 2,61 13 559COPENHAGEN (DKK)Vestas Wind Systems 221,60 -1,51 2 187 905HELSINKI (EUR)Fortum 18,45 -0,70 1 801 045Stora Enso 6,79 2,80 11...