Taken from CNBC’s Daily Open, our international markets newsletter — Subscribe today The mere prospect of a U.S.-China trade deal is enough to send markets higher. On Monday stateside, the S&P 500 , Dow Jones Industrial Average and Nasdaq Composite closed at record highs — with the broader market index breaking past the 6,800 level for the first time. And that's before an agreement has been signed officially. "A lot of the forecasts for technology have been without the benefit of China, so once