“They don’t need to collect dollars in order to spend them” does not mean “They ought to spend dollars and not collect them”.
I’m only describing that collecting X amount from tariffs does not imply that spending must necessarily increase by X somewhere due to some kind of conservation of dollars that the OP seemed to assume.
Yup, that worked a treat in Zimbabwe.
“They don’t need to collect dollars in order to spend them” does not mean “They ought to spend dollars and not collect them”.
I’m only describing that collecting X amount from tariffs does not imply that spending must necessarily increase by X somewhere due to some kind of conservation of dollars that the OP seemed to assume.