2·In all but one of 30 OECD countries, a married one-earner couple with two children takes home more money than a single person with no children on the same average annual salary.
在经合组织的30个成员国中，除了一个国家之外，都会出现这种现象：一对有两个孩子的夫妇，只有一个人上班拿工资，他们的收入却比同等平均年薪、没有孩子的单身人挣得多。