You tell me.
I don't know. I never read that cooperatives are more corrupted than sole-proprietorships on average. Or that they are more interested in state corruption. So, how could I tell it?
"Macquarie business academic Dr Nikki Balnave believes that co-ops offer an alternative to for-profit business models which will hold greater appeal to a society disillusioned by growing reports of corporate corruption and greed."
lighthouse.mq.edu.au/article/november/why-co-ops-could-be-the-solution-to-corporate-corruption