When women started having careers that lasted a lifetime, costs increased. Initially those dual income families had lots of money and could buy fancier things,

When women started having careers that lasted a lifetime, costs increased. Initially those dual income families had lots of money and could buy fancier things, but then prices (specifically housing) increased to meet what could afford to be spent. And now we're in a state where you have to have two parents working, and outsource upbringing the kids.