Before revision:  In this paper we analyze the impacts of wind and PV power in-feed on the spot market for a region that is already today experiencing significant FIT-subsidized RES power in-feed ( \%), the German-Austrian market zone of the EPEX.
After revision:  In this paper we analyze the impacts of wind and PV power in-feed on the spot market for a region that is already today experiencing significant FIT-subsidized RES power in-feed ( feed-in, the EPEX German-Austrian market zone of the EPEX.