If jobs are tenuous or insecure, long term financial obligations will not be made (the cost to raise a child in 2023 dollars is $330k, not including childcare or college). If jobs do not pay enough, people will need to put their kids in childcare (which will have to be subsidized) or they will forgo having children [1] [2].
[1] https://www.marketplace.org/story/2024/07/29/fewer-adults-ha...
[2] https://www.pewresearch.org/social-trends/2024/07/25/reasons...