Mercantilism is bad in itself, but the unpredictably is another special factor, leading to lower business confidence and lower investment. Why would anyone do a

Mercantilism is bad in itself, but the unpredictably is another special factor, leading to lower business confidence and lower investment. Why would anyone do anything when the rug might get pulled? Better to save and wait a few years. It's no surprise the US is seeing weak manufacturing investment.