[T]rump must correct his erratic politics ... to prevent contagion to the global economy
[T]he Republican tycoon’s attempt to start a global trade war will fail, and the U.S. economy will suffer the most.
Trump must understand that the doctrine of self-protectionism in particular is what threatens world security.
In a trade war, everyone loses.
Putting high tariffs on steel only throws international unity into disarray.