[cafard]

What in particular is broken with child support? And I don't understand what you mean by "paternity" here.

[willcipriano]

I like this ted talk that goes into detail about the gender imbalances in divorce law: https://www.youtube.com/watch?v=RlSwsE22nX0

The tender years doctrine is one example: https://en.wikipedia.org/wiki/Tender_years_doctrine