Looking at all the costs to construct and run power plants, it will be cheaper to build a wind or solar power plant within 18 years rather than one using nuclear or fossil fuel, says a research unit within the Australian Government.
See http://www.mining.com/renewables-cheaper-than-fossil-fuels-nuclear-by-2030-17400/?utm_source=digest-en-mining-120731&utm_medium=email&utm_campaign=digest.