http://www.youtube.com/watch?v=d0nERTFo-Sk If you've heard of Hayek and Keynes, you'll understand. Our Professor played this video in ECON class today, I got a kick out of it.
"Ok class, here is the economics lesson of the day...grab a partner and face each other. Partner A proceed to punch Partner B in the nuts then take their money.....end of lesson"