gorharcarme

How do you know that this is separated from other factors, like woman being more educated and have more access to birth control in urban area ? How can we be sure that housing size is the single deciding factor as you said ?

they worry they’ll retire soon

Sorry but how is this different from hiring someone in their 20s and they are very likely to job hop to another company 1 / 2 years later ? I don't think anyone will believe this.