Earlier quoted context omitted.
I’m not sure everything stems from this. Marriage was not just for the wealthy and nobles in the Middle Ages, or in the 1800s or in subsaharan Africa, etc. If it’s a matter of relative wealth disparity, there have been plenty of eras (probably the majority of recorded human history) in which the kings and nobles had a similar wealth gap to their poorest married subjects as we see today between the 1% and the 99%. I’m…
You can’t survive or support a family with a single income these days.. It’s required for both partners to work.
Manufacturing jobs used to exist.
Manufacturing jobs used to exist in high numbers.
Manufacturing jobs that didn’t require a high school education existed in high numbers.
Manufacturing jobs that paid well and provided a pension and didn’t require high education existed in high numbers.