but has to do a lot with michael porter's estimate that education matters. going back 25 years, that is the growth in employment of those with a college degree versus those with not a single bit of college as well. the starkness of that -- you can see the tensions of 2007 and 2008 -- everybody flattens and rolls over, and the college degrees, professor porter, just pick it right up. prof. porter: skill is tremendously valuable, and the people with skill are doing well in america and other parts of the world. the college degree has been the ticket to that definition of skilled and being educated. brendan: today, we will play the