and ted fishman, a journalist, former trader and advisor to companies operating in china.the author of "china, inc. . how the rise of the next super power challenges america and the world." kenneth lieberthal, you saw it. a fleet of 50 cars, hauling the dell delegation from place to place, when you see a meeting like this, can you conclude for america, this is the most important bilateral relation in the world? >> i think effectively it is. china next year will have the world's second largest economy behind only ours. whatever global issue you think of-- whether it's nuclear proliferation, north korea and iran, whether it's global climate change where china is the largest greenhouse gas emiter in the world ahead only of us or whether it's the major economic issues of our day-- the capacity of the u.s. and china to work reasonably well together is crucial to managing those problems reasonably effectively if we go at cross-purposes those problems become much more difficult. yes, i would say we have a number of very important relations but if there's one that stands out it's