Thirty months into President Trump's radical trade policy, it is time to take stock. American firms tend to give the President the benefit of the doubt - that the aim is not protection (which most don't want) but opening up markets overseas, striking better trade deals, and reducing the nation's big trade deficit. So far, however, none of this has happened. Instead, there is virulent uncertainty, barriers against American firms are going up, Europe, Japan and China have struck impor ...