Horus had 12 disciples he traveled about with, performing miracles such as healing the sick and walking on water. This is where the solution comes in where there is no money at all, only a resource-based economy. This mistake had its heyday in the interwar period.
The Venus Project needs a more 21st century urban theory to compliment its economic theory. These were the ideas of Jacques Fresco.
Both novels, although with similarities and differences, represent the zeitgeists of their times effectively. This fits all to well into an affirmative view of science that seems to hold the solution to all problems.
And the notion of automating the management of world resources is quite alien to a society quite ignorant of just how automated economics already is today.