Voted for Republicans to hurt minorities and voted for sick leave. The Republicans got in and are trying to hurt minorities and them.
There was no other reason to vote for Republicans other than to hurt minorities. 58% was the number of voters for Trump.
So the economic policy was to increase tarrifs to increase costs on their purchases, and make it to be harder to sell their products.
Missouri's main exports are machines going to East Asia and Soybeans.
The soybean industry got fucked by tariffs last time and tarrifs on Eastern Asia were what Trump ran on so it all but guaranteed issues selling machines there.
So they weren't voting him in for economic reasons. They voted him in to hurt minorities.