As officials meet in Alaska, the White House will likely maintain a hard line on protectionism, hacking and technology pilfering.
If a trade dispute is cast as a national security issue — and there can easily be a lot of overlap — a president or a country can gain a lot of legal leeway.
Economist Dean Baker says the two should be sharing intellectual property in health care and climate technology, "not fighting over it."
Even after conflicts around tariffs and other policies, the fundamental economic tensions between the U.S. and China are alive and well.
The Trump administration has long harbored suspicions that the semiconductor company supplies Chinese military interests.
In addition to the bans on downloads and updates, users in the U.S. won’t be able to make payments through WeChat.