>>15151862
For large groups of scientists, that question is entirely hypothetical.
As a PhD student you are working day and night to get that degree, and have little money.
As a postdoc you are still working day and night to get papers for tenure, and have a little more money, but still not much.
I am not saying all women are gold diggers, but I was told startight up to my face that my financial standing was quite insufficient. She thought a million a year was adequate (probably also to compensate for my not so classical features). She left. I never saw her again. A lot of my fellow postdocs never got married.