I am a fan / internet friend; so, don't take my opinion / incite / wisdom as an attack on your opinions / etc...
Note: As you know the same was said by intellectuals about communism. It does seem like a doable form of society. But it cannot work with the mindset and greed of men for power, lust, and control of others. The common thread of socialist leaders is they all said the same thing, "it would have worked if I had killed more people."
Will it work in Haven, if you want to say Heaven has a form of government and one find that socialism fits the bill, then yes it will work.