Oil prices rose on Friday after the U.S. and China seemed to hammer out a trade deal that postponed tariffs. But after studying the details – or lack thereof – investors lost much of their enthusiasm. Crude prices were down at the start of trading on Monday, a reflection of disappointment following last week’s trade announcement. President Trump did his best to sell the deal, arguing that it was the first of a phased approach that would eventually amount to a broad and comprehensive trade agreement. He also encouraged American farmers to buy more tractors because of the massive volumes of corn and soybeans that China would be buying. Global markets did receive a jolt on Friday, pushed higher on news that the U.S.’ scheduled tariffs on $250 billion worth of Chinese goods would not increase from 25 to 30 percent, as had been scheduled. However, the main justification […]