Paper sacks have a natural limit to being made just like everything else. Eventually you reach market stability, paper sacks are also not durable, so there would be some churn in the supply.
Here's an idea: we sacrifice the richest person in the world to the god of Capitalism, The Invisible Hand, and see if it makes the wealth trickle down faster.
I saw shit smeared on a bathroom door the other day, hand dryers only, no paper towels, it was so gross.