I think you’re right that stock trading has enabled a lot of bad and perhaps shouldn’t have been allowed. At least on a large scale beyond a single town or county. Paper certificates for money may have been a bad idea too. Even the use of a common currency like gold may have been a net negative. I think a barter system has positives over a common currency in that it requires people to work together and form communities.
I think you’re right that stock trading has enabled a lot of bad and perhaps shouldn’t have been allowed. At least on a large scale beyond a single town or county. Paper certificates for money may have been a bad idea too. Even the use of a common currency like gold may have been a net negative. I think a barter system has positives over a common currency in that it requires people to work together and form communities.