Prices on shares in selected power companies and in companies with largetrading activity in electricity:July 9Company Closing price Change in % VolumeSTOCKHOLM (SEK)Arise Windpower 43,50 -1,14 25 098Eolus Vind 42,20 0,48 14 640Holmen 191,00 -0,93 110Stora Enso 59,15 0,25 6 254COPENHAGEN (DKK)Vestas Wind Systems 267,20 -0,19 413 910HELSINKI (EUR)Fortum 18,65 -0,48 1 058 620Stora Enso 6,23 2,64 4 980OSLO (NOK)Arendals...