>post-breakup, prices rose for everyone
Any citations for this? The rise of MCI cut my phone bills by more than half in the 80's. Bell was killing us with 3 figure/month residential phone bills. And, I pay 10x less now per month in non inflation adjusted dollars than I did in 1986.
Out of state calls back then were commonly double digit cents per minute. Now they are typically 1 cent per minute or even less.