chrystia freeland is a member of the canadian parliament, former journalist and author "the rise of thelobal super rich and the fall of everyone else" and ken rogoff the former chief economist of the imf, now professor of public policy and economics at harvard university. so steve, first the problem. you know, there are now the studies that say that social mobility has actually not fallen over the last 20 years, but the basic picture that obama painted, seems pretty accurate. >> yeah. so let's just be absolutely accurate. so economic inequality has gotten a lot worse. there's no disagreement about that, no confusion, it's as bad as it has ever been. economic mobility moving from the bottom toward the top, in the u.s., there was a study that came out at harvard by a serious economist, doesn't seem to have gotten worse, but that said, economic mobility in the u.s. is worse than it is in many parts of europe, particularly parts of scandinavia. >> the question becomes, what do you do about it? >> i think one interesting thing to point out, the nature of the inequality is a huge rise in inco