Lots of 2-income families. When one can be paid to sit at home and take care of the chores and upkeep, that family is not is as big of a hurry to become a two-worker family as soon.
Ya think they use one income for fun play money?
Come on man...95 percent of middle America private sector is two income families for a damn good reason....
It takes two incomes to survive and pay the freaking bills.