Earlier quoted context omitted.
You understand that the tax will be passed on to US consumers via higher prices right?
You understand that this is no rule of nature, right? It's not like Mexico is the only source of some goods. Or that they can't make concessions (and assume the extra hit on their own margins) if their sales drop. Or tens of other factors and outcomes.
I do understand that, however it seems unlikely at the moment that they will choose that option.