1. There is a direct relationship between the economy generally, and child care costs specifically, and couples’ decisions about whether or not to have more children:
The below graph comes from Vox.com. It is the top eight reasons that couples give for not having (more) children:
Note that 6 of the 8 reasons have to do with the economy, and 4 of those specifically have to do with the costs of child care.
2. While correlation is not causation, nonetheless in the modern era, there has been a clear correlation whereby prime age labor force participation leads nominal wage growth:
3. Despite #2 above, in the shorter term there appears to be an inverse correlation between the rate of prime age employment growth and relative wage growth:
I’ll flesh this out in the more comprehensive post.