A brief web search didn't come up with any cost estimates of the Swedish facilities, but this page lists the cost of a singaporean one at about $500 million. h

A brief web search didn't come up with any cost estimates of the Swedish facilities, but this page lists the cost of a singaporean one at about $500 million. http://www.keppelseghers.com/en/content.aspx?sid=3028 http://www.keppelseghers.com/en/content.aspx?sid=3028 It's possible that that's drastically different than the Swedish ones, but I fundamentally do not believe that any power generation facility is a terribly cheap facility to build or maintain. If you do, I suggest that that is an extraordinary claim that requires extraordinary evidence.