our guest host lou gerstner.tting e-mails coming into our e-mail box, one of them writes in, wanting to know what you think about whether the u.s. economy is poised to dominate the world once again? what do you think? >> i don't think so. the united states hasn't dominated the economy for 30 or 40 years. we were dominate through the '50s, the marshall plan was critical to bringing the european economies back up to speed. we had not seen the rise of china in the '50s, but today we are a smaller part of world gdp than we've ever been because of the success of other countries and to a certain extent, a little bit of decline on our own part, so i think we got a lot of work to do to stay equal to hang on to what we've got. >> we're going to have more from lou gerstner, he has ideas about how to fix some of these things. >>> former deputy treasury secretary roger altman will be joining us to talk about europe. ♪ on the road ♪ and we know that it goes on and on ♪ [ female announcer ] you're the boss of your life. in cha