$40,00/Year = The Magic Number?

"Until you earn about $40,000 a year, you’re pretty much stuck in poverty, an economists’ numbers show. In fact, until you get past $40,000 a year, any raise or higher paying job you get might actually sink you deeper into poverty."

http://trueslant.com/megancottrell/2009/11/13/dont-fall-in-the-poverty-trap-you-might-never-get-out/