He's going to mortally wound the US economy, which was already precarious.
The US is not competitive with China, absent the USD. The Federal Reserve is a foundational reason why the USD is the most important global currency for trade.
There are nontrivial odds of Venezuela style outcomes for the US. The US media - particularly partisan mainstream conservative sources like FOX and CNBC - is drastically understating the damage this administration is to the US position in the global economic system.
supporting evidence: https://www.yahoo.com/news/articles/south-korea-tells-china-...