What is the point of tariffs, in general? Lots of countries have them, to at least a small degree. It's rarer that countries use them to a large degree. Why?
My understanding is that there are four main reasons tariffs get put in place:
(1) Special interests that benefit from tariffs lobby for them at the expense of everyone else. This is obviously a bad reason to have tariffs.
(2) Sometimes countries have an interest in building out capabilities in very specific industries as part of ...
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