Trade 'war' or not, are Canada and the United States now dug in?

Jamieson Greer, the U.S.

Trade Representative, might not like to think of it as a trade 'war.' But whatever you call it — a difference of opinion? an incongruity? the unpleasantness? — it's been going for more than 19 months.

And it seems now that it could be several more months before hostilities are reduced, let alone ceased.