1. The "wealth" if in money form will not matter anyway since the surrounding economic system will have changed. You can read the OP again.
2. Privately-owned land, buildings and means of production will have been nationalized. Made a Commons. Supervised by committees on behalf of the people.
3. About "State", it won't be entirely a governance structure as we see in most of the world. It will be the people governing themselves directly through Direct Democracy guided by Leftist thought. This arrangement used to be in pre-2011 Libya and is present in Venezuela now despite the troubles there. About how it works please read
this post.
Why the minimal diet ? Will there be some famine ?
The society I speak will have scientific, efficient and bountiful agriculture via computerized and mechanized Vertical Farms and general Urban Farms and any labor and maintenance required fulfilled through Collective Farming.
Add to this poultry ( chicken egg - two eggs for each person a day for free and if more eggs desired a day than they be paid for ).
Lab-grown meat which will remove need for cutting down trees and creating grassland and remove slaughter. Meat for humans a paid-for service. Cats will be taken care of by the system. I include cats here because I believe a harmonious human city will be one which will be a compromise between humans and cats.
Good idea. I had read a sci-fi book called Titan by Ben Bova where there is a massive colony spacecraft that has villages that can be traveled using bicycles.
I agree about the one kid part but we can live more comfortable than in one room. Imagine a neighborhood built on the lines of the American suburbs but smaller housing units than the below :
Why not free education fully ?
Moved discussion to this thread.
Why do you want free capitalism in SEZ ? How would it be more beneficial ?