Prices on shares in selected power companies and in companies with largetrading activity in electricity:May 14Company Closing price Change in % VolumeSTOCKHOLM (SEK)Arise Windpower 48,00 4,35 14 541Eolus Vind 41,80 0,48 8 820Holmen 195,50 5,11 3 131Stora Enso 57,00 3,64 1 945COPENHAGEN (DKK)Vestas Wind Systems 313,60 3,40 1 350 373HELSINKI (EUR)Fortum 19,05 1,65 2 132 790Stora Enso 5,97 5,29 1...