Yes, the decision to try (or not) to have a child can be made rationally
Statistical Modeling, Causal Inference, and Social Science 2013-03-15
Summary:
Philosopher L. A. Paul and sociologist Kieran Healy write: Choosing to have a child involves a leap of faith, not a carefully calibrated rational choice. When surprising results surface about the dissatisfaction many parents experience, telling yourself that you knew it wouldn’t be that way for you is simply a rationalization. The same is true [...]