Wealth is a catch-all for all sorts of things. Some forms of wealth behave more like zero sum games (when resources are limited or where network effects means t

Wealth is a catch-all for all sorts of things. Some forms of wealth behave more like zero sum games (when resources are limited or where network effects means that winner takes all). Other forms of wealth are less like that (knowledge?). Even some forms of knowledge seem to be zero sum (having nuclear weapons and preventing your enemy from having them).