But for some years it will not be competitive with conventional power sources, which are also subsidised, he says, since the cost of carbon emissions is not properly priced.

• 这对制造商是件好事，但是却使在世界上阳光更充沛的地方装置太阳能容量的成本更加昂贵，而在那些地方能够生产更多的电力。