And $ cost is a poor metric to chase when what you really care about includes a lot more-- exposure to the whims of geopolitical forces you can't foresee or control, which have both $ cost and more.
I agree to an extent… but a state forcing a nuclear share and locking the populace into higher power prices for 30+ years is going to politically very unpopular. Short term economic concerns dominate today.
Tough luck. That's the point of representative government: look out for the interests of the nation and sell it to your populace. If you can't sell it, be prepared to be voted out, but do the right thing.