Fast fashion retailers rely heavily on shipping by air. The president's tariffs could change that.
Fast-fashion giants like Shein and Temu have been doing booming business in the United States in recent years, in part because of a tariff exemption that's helped to keep prices low on packages shipped from China. Now, President Trump has ordered the loophole closed as part of new tariffs, starting with packages from China and Hong Kong. It could have the…