We already have this in Denmark as we have a lot of wind mills: when the wind is blowing a lot, the electricity prices goes negative! 5th October was one such

We already have this in Denmark as we have a lot of wind mills: when the wind is blowing a lot, the electricity prices goes negative! 5th October was one such day. From midnight to 17:00 the spot price was negative or zero. Taxes and distribution costs make the consumer price a lot higher than zero.