Donald Trump is convinced the Keystone XL oil pipeline he revived with an executive order on Jan. 24 will gush money. “I want it built, but I want a piece of the profits,” he said last year at a campaign stop in North Dakota. “That’s how we’re going to make our country rich again.” He could be in for an unpleasant surprise. Market changes since the $8 billion cross-border pipeline was proposed in 2008 have lowered its profit potential. U.S. oil production has jumped by more than 60 percent, to around 9 million barrels a day, undercutting the need for the kind of imported crude the Keystone XL would bring from Western Canada. At the same time, oil prices have fallen by about 40 percent, to about $50 a […]