A good that is provided for users collectively, use by one not precluding use of the same units of the good by others.
Related information about public good:
- Public good - Wikipedia, the free encyclopedia
 In economics, a public good is a good that is both non-excludable and non-  rivalrous in that individuals cannot be effectively excluded from use and where   use ...
 
- What is public good? definition and meaning
 Definition of public good: An item whose consumption is not decided by the   individual consumer but by the society as a whole, and which is financed by   taxation.
 
- Public Goods: The Concise Encyclopedia of Economics | Library of ...
 One of the best examples of a public good is national defense. ... For instance,   although many people think a television signal is a public good, cable television ...
 
- Public goods: A Glossary of Political Economy Terms - Dr. Paul M ...
 The classic example of a nearly pure public good is national defense: you cannot   defend the vulnerable border regions of a country from the ravages of foreign ...
 
- What is a public good? - Le Monde diplomatique - English edition
 What is a public good? This question can best be answered by looking at the   counterpart, a private good. Private goods are typically traded in markets. Buyers ...
 
- Knowledge as a Public Good (SPARC)
 From Peter Suber's November 2009 issue of the SPARC Open Access   Newsletter.
 
- Public Good Definition | Investopedia
 A product that one individual can consume without reducing its availability to   another individual and from which no one is excluded. Economists refer to public ...
 
- Public Good Project
 A research archive of information. Played an important role in exposing the racist   and terrorist factions using militia organizing.