There are other, simpler way of fighting "shady business". The main one being legalization of activities that are currently illegal, but don't bring much social

There are other, simpler way of fighting "shady business". The main one being legalization of activities that are currently illegal, but don't bring much social harm (prostitution, drugs). You can also fight corruption by periodically comparing a person's assets to the amount of taxes they paid (personally, I think tax returns should be public, at least for all politicians/state employees).