Mark Carney, the Canadian prime minister, seems to think he has room to negotiate with Donald Trump over new tariffs. He had better be right https://www.economist.com/the-americas/2026/08/09/donald-trumps-bullying-of-canada-is-endless?taid=6a8119b88c81560001a65e44&utm_campaign=editorial-social&utm_content=discovery.content&utm_medium=social-media.content.np&utm_source=twitter