Humans as individuals and groups will fight tooth and nail to "have more" because that is our nature. Money was a brilliant invention that allowed people to get what they want without forcefully taking it from someone else, or having a particular skill or thing that you could barter.
No they won't..like, observably they won't. This is a problem almost every entrepreneur who looked at small businesses as a start up opportunity ran into immediately: most small businesses are run by people who are exactly happy with where they got to, and so showing up and promising you'll expand the business goes over as well as a lead balloon.