Acciona today unveiled a net loss of €1.97bn ($2.7bn) for 2013 as regulatory changes in its home market forced it to take a €1.68bn hit on the value of its renewable energy assets.

Acciona said reforms to the Spanish energy market directly cost it €257m in 2013, and led to the huge goodwill write-offs and impairment charges on its domestic wind power interests.

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