I'm having problems squaring this with the real world examples of France and Germany

>Nuclear power is the largest source of electricity in France, with a generation of 379.5 TWh, or 70.6%

https://en.wikipedia.org/wiki/Nuclear_power_in_France

>France is Europe’s biggest net electricity exporter in 2019, says report

>French electricity costs are just 59% of German electricity prices.

https://www.nsenergybusiness.com/features/electricity-export...

>Nuclear power in Germany accounted for 11.63% of electricity supply in 2017

https://en.wikipedia.org/wiki/Nuclear_power_in_France

>German power export surplus shrank 46.2% in 2020

https://www.reuters.com/article/germany-electricity-statisti...