absolute economic mobility

I have to confess, I'm a little obsessed with measures of economic mobility. These measures address the basic elements of the American Dream. We get plenty of platitudes from politicians about the ability to start out from modest beginnings and achieve great success as an adult.

Here's a bit more information to help explain yesterday's story Five facts about achieving the American Dream. We've gotten some comments from listeners about how to interpret our five facts, and one of the biggest areas of confusion concerns the distinction between "absolute" and "relative" measures economic mobility.