Trump plans to withdraw from a 144-year-old postal treaty that has allowed Chinese companies to ship small packages to the U.S. at a steeply discounted rate.https://nyti.ms/2Af96SY
The costs are extremely asymmetric. It costs about $5 to ship a 0.5 kg package from China to the U.S., but over $50 in reverse. Cheap shipping is convenient, but it should be symmetrical and unsubsidized. Granted, I am currently racing to buy up Chinese stuff on eBay, so....