"Sure, they work via changing domestic behavior. But the purpose of that change is what's important. They can be used to gently (as compared to sanctions) shift demand away from a particular country, or alternatively to apply pressure to a sector to bring it on shore"

I have talked to some purchasing people at my company and it seems it's going exactly the other way. The company is moving as much production as possible away from the US to serve the international market without paying for tariffs.