Carlos Rodriguez Braun wrote:
> The three primary functions of Government according to Friedman are similar
> to the three duties that the sovereign had to attend to in the system of
> natural liberty described by Adam Smith at the end of Book Four of WN.


Also Ayn Rand in Atlas shrugged 

cf also 
Point de maisons pour la pauvreté ; on ne la connaît point à la Chine. Là, tout 
le monde est heureux ; rien n’altère l’énergie du pauvre et chacun y peut dire, 
comme Néron : Quid est pauper ?

Nicholas J. Theocarakis