Heading into this week's U.S.-China Strategic & Economic Dialogue (S&ED), observers of the two countries' trade relationship say they have low expectations that the high-level meetings will lead to any concrete outcomes on the economic track due to the approaching visit of Chinese President Xi Jinping in September. With Xi scheduled to meet Obama for a state visit in Washington in fall, this week's dialogue will probably serve as an opportunity to make progress toward more concrete commitments for the...