at the hudson institute. and rana faroo is a global economist with the "financial times." michael, you have influenced the president a great deal. you wrote a piece arguing that one of the core demands of the u.s. position be, i think you originated the idea, that the tariffs stay in place until you see chinese compliance with the trade deal, because in the past, they have cheated so, from your point of view, is the u.s. position tenable? and is it the right one? >> well, don't forget the president's goal for the long-term is zero tariffs, increased trade between the u.s. and china, increased investment by the u.s. in china and china in the u.s. that's the grand strategy here. to improve overall relations with china, not to have a new cold war and not to have a trade