"Conversely, the gradual erosion of EDF’s determination to standardize (caving in to proposals of numerous design changes in the wake of the ‘‘frenchifying’’ of the Westinghouse de- sign—the P’4 reactor series—and above all to the new N4 reactor design pushed by the CEA), as well as the abrupt slowdown of the expansion program after 1981, paved the way towards a gradual demise of the French success model, as borne out in lengthened construction times and ever higher cost escalation towards the end of the program (cf. Section 4 below)."
https://endexiresearch.wordpress.com/wp-content/uploads/2020...
If you read the article you will clearly see that for all generations it got more expensive over time.
The first, the second, the third and fourth.
All of them. Standardization did not make it cheaper.
¯\_(ツ)_/¯
Flamanville 3 and the EPR2s are incomprehensibly far above even the last one.
The costs of the French nuclear scale-up: A case of negative learning by doing
https://www.sciencedirect.com/science/article/abs/pii/S03014...