Prices on shares in selected power companies and in companies with largetrading activity in electricity:June 7Company Closing price Change in % VolumeSTOCKHOLM (SEK)Arise Windpower 49,20 -2,57 25 969Eolus Vind 42,50 -1,16 31 641Holmen 187,50 -1,32 20Stora Enso 59,55 -0,34 13 274COPENHAGEN (DKK)Vestas Wind Systems 278,00 -1,94 1 068 554HELSINKI (EUR)Fortum 18,38 -0,27 1 595 666Stora Enso 6,21 0,65 1 882OSLO...