The stubborn, sharp rise in Canadian heavy crude prices may finally falter later this year when swelling output overwhelms a pipeline system that  The stubborn, sharp rise in Canadian heavy crude prices may finally falter later this year, when swelling output overwhelms a pipeline system that will be lacking a key project producers had counted on, according to Deloitte. Western Canadian Select crude prices have more than doubled since the end of November, buoyed by the Alberta government’s output limits for drillers in the province. That gain has made it less economical for drillers to get their crude to refiners by rail, and the government has reacted by easing the production caps. But the price has yet to respond to those adjustments, hovering at stubbornly high levels. Those prices may finally slip later this year, […]