There are more workers employed in manufacturing in real terms now than 20 years ago as well. In a % of population basis that’s not true so maybe there is some

There are more workers employed in manufacturing in real terms now than 20 years ago as well. In a % of population basis that’s not true so maybe there is some effect on sentiment based on the % of people employed in that sector? I’ve not seen that put forth as a hypothesis anywhere but I’m certainly not an expert.