How U.S. duties targeted at China are disrupting Canadian businesses

News Snapshot:

Open this photo in gallery: Blair Nadeau, whose products are made entirely in Canada, has spent hundreds of dollars and countless hours buying and preparing new tags and labels, creating Made-in-Canada stickers, and scrambling to ensure that the origins of all products were properly declared. Ms. Nadeau in her home studio in Brampton, Ont., on May 16.Galit Rodan/The Globe and Mail Blair Nadeau was holding her breath as she watched U.S. President Donald Trump threaten to cancel the “de minimis” exemption in February. The proposed move would eliminate a rule that enabled businesses such as hers to thrive by sending...