A few months have passed since we were last obsessing about tariffs, during which time there have been a couple of other items dominating the news. Those items (the conflict in Iran, the new British PM) are a bit stale, so it seems it’s time to have another go with tariffs. Perhaps this season will be more interesting? We’ll see, but the early signs are not encouraging. Canada, the country probably most vulnerable to US tariffs, looks like it’s going