I like the idea of the Economics of Human Interaction, and if children are brought up that way, I can see most following it, but what about the few who would just take advantage of the system? Are they dealt with by disapproval, or simply tolerated?

I think Vila would actually thrive there; he could be an artisan and make things that please him and others, or perhaps entertain children with his tricks and jokes. You'll have to give him a good reason to leave! But please don't ruin the planet and society to do so!

but her own taste in clothing, while much more colourful and decorative than her old ones
This sounds as if she had several tastes. :-)