The problem with the two-dollar challenge

I read a really good blog post about the "Do-Gooder Industrial Complex," which offered alternative outlooks on aid, poverty, volunteerism, etc. (specifically in an international context) to the ones fostered by the Do-Gooder Industrial Complex. I was nodding vigorously as I read. But the article ended with a link to the "Two-Dollar Challenge." Almost half the world's population lives on less than two dollars a day, the site says. It exhorts readers to try living on two dollars a day for a cou...