[gtaylor]

More than a few do not. You shouldn’t have to barely scrape by as a single parent in one of the most wealthy countries in the world.

[gruez]

It does when the biggest expenditure category is for a positional good (ie. rent). There's only so much land in new york and so many apartment units. Being in a wealthy country means your peers are also wealthy, which means a household with double income can easily outbid a household with a single income.