Isn’t parts of the US network still on CDMA? The reason Europe has had lower prices is because we have been better at infra-carrier standards and co-opetition /

Isn’t parts of the US network still on CDMA? The reason Europe has had lower prices is because we have been better at infra-carrier standards and co-opetition / lowering transaction costs. Perhaps before that the Nordic Mobile Telephone (NMT) is a great example for others to lead by.