For American consumers, online shopping has just got dearer. On February 1st Donald Trump did away with a decades-old provision, known as the de minimis waiver, that exempted goods under a certain value (lately $800) from customs duties. With the same stroke he raised tariffs on Chinese goods by 10%. Then on February 5th the United States Postal Service announced that it had temporarily suspended inbound parcels from China and Hong Kong, before abruptly reversing, causing all manner of confusion.
