It's rare not due to women earning less than men, but due to women's preference to be single rather that be in a relationship with a man who earns less than the

It's rare not due to women earning less than men, but due to women's preference to be single rather that be in a relationship with a man who earns less than them. It may be overwhelmingly positive that women are not dependent on men financially, but it doesn't seem dating preferences and cultural norms have kept pace.