Businessweek

Der ansteigende Anteil des Solar- und Windstroms am deutschen Strommix führt zu sinkenden Großhandelspreisen.

http://www.businessweek.com/news/2012-04-12/german-power-s-longest-slump-squeezes-eon-rwe-energy-marketshttp://www.businessweek.com/news/2012-04-12/german-power-s-longest-slump-squeezes-eon-rwe-energy-markets