Take a look at the ThorCon site. The last paragraph on the page reads:
Cheaper than CoalModern nuclear plants are already competitive with coal, except for the cost of regulation and lawsuits. They produce no mercury or particulates, to boot...ThorCon requires less resources than a coal plant. Assuming efficient, evidence based regulation, ThorCon can produce reliable, carbon free, electricity at between 3 and 5 cents per kWh depending on scale.
Thanks for the link. I hope their claims lead to reality.
Cost to produce power:
Someone once told me that the loan payment on a coal-fired or nuclear plant was greater than the payments for the fuel.