You'd be surprised. I found a good introduction to this ideal in the book "The Undercover Economist": http://www.amazon.com/Undercover-Economist-Exposing-Poor-

You'd be surprised. I found a good introduction to this ideal in the book "The Undercover Economist": http://www.amazon.com/Undercover-Economist-Exposing-Poor---Decent/dp/0195189779/ref=sr_1_1?s=books&ie=UTF8&qid=1327345856&sr=1-1 http://www.amazon.com/Undercover-Economist-Exposing-Poor---D...