Their [American banks] big issue will be if they want to deal with the biggest companies, which are doing a lot of business overseas. How they do that is a big question. It's almost impossible to build a global investment bank from scratch. If they want to do that, they probably will have to do an acquisition.

I think immigration has been one of the vital things about the growth of America. I'm the product of grandparents who all immigrated from Greece. I hope eventually we have proper immigration.

I do want the tax system to be efficient and be conducive to growth, which it is not.

People always say to me, "What if it doesn't work?" If it doesn't work, we redouble our effort. We're not going to cry like a bunch of babies. We're going to redouble our effort.

Our global corporate investment bank competes with Goldman Sachs, Citibank, and a bunch of other banks that are in those businesses. We may have slightly different products or services, but so what? That's always been true in American business.

I am still a Democrat. The main reason is because I don't like the Republican stance on some social values. Not that I disagree with all of them. I just don't think they have a right to impose it upon other people. I've been public about that.

Well, if you were the American public, you saw a catastrophe. In general, you would say, "The biggest institutions of America - Washington, broadly, and Wall Street, broadly - they're to blame." And, broadly, they're right.