I think it is important to say that though, of course, it is wonderful to have children, it is a disservice to others not to also say how hard it is to do it alone.
If every other store in town is paying workers $9 an hour, one offering $8 will find it hard to hire anyone - perhaps not when unemployment is high, but certainly in normal times. Robust competition is a powerful force helping to ensure that workers are paid what they contribute to their employers' bottom lines.