How do you write Child support laws that are equal for all parties involved?

---Originally published by Denae Mongeon at ECON 260 Comp Econ Systems – Spring 2017 – Denae Mongeon

How did we get to the point that all child support laws obviously benefit one parent over the other financially?  How can we fairly differentiate between what money the custodial parent is using on the child versus on themselves? Page 47 in The law and Economics of Child Support by William S. Comanor quotes a …