However his most famous ideas are the distribution log N = log A + m log x, a related principle regarding the concentration of wealth also known as the principle of factor sparsity, or the 80-20 rule, and a condition that is more stringent than a similar one named for Kaldor and Hicks.
This man sought to replace "utility" with "ophelimity" in a work which changed the focus of the Lausanne School founded by Leon Walras, his Cours d'économie politique. Another work of his spoke of how people were divided into six kinds of "residues", or illogical sentiments justified post-hoc via "derivations".  However his most famous ideas are the distribution log N = log A + m log x, a related principle regarding the concentration of wealth also known as the principle of factor sparsity, or the 80-20 rule, and a condition that is more stringent than a similar one named for Kaldor and Hicks. FTP, name this author of Trattato di sociologia generale and The Mind and Society who lends his name to a situation in game theory where no actor can unilaterally make themselves better off without harming the other actor, this man's optimality.
This man sought to replace "utility" with "ophelimity" in a work which changed the focus of the Lausanne School founded by Leon Walras, his Cours d'économie politique.
Vilfredo {Pareto}