I think all those traits correlate, even when measured independently to avoid that effect.
Which makes sense for many reasons.
One reason: who are people going to marry? People of the same worth as themselves, but not necessarily from the same category. Smart rich men get to marry beautiful women, or the kindest women, or the most honest women, whichever they prefer. So the positive traits get mixed with each other, and the negative traits get mixed with each other.
I think all those traits correlate, even when measured independently to avoid that effect.
Which makes sense for many reasons.
One reason: who are people going to marry? People of the same worth as themselves, but not necessarily from the same category. Smart rich men get to marry beautiful women, or the kindest women, or the most honest women, whichever they prefer. So the positive traits get mixed with each other, and the negative traits get mixed with each other.