More meat for your stew:

The reason why virgins are highly prized for marriage and reproduction:

A promiscuous woman has the DNA of past men in her system. This male DNA in her system could impact the development of future children issued from her.

telegony

I think mens' instinct know this, hence the revulsion of most men for wifing women in the "hoe zone".

Obviously, a woman deemed less will not receive much in investment from men in general.