13 -------------------------------------------------------------------- People : ---------------------------------- Author : Vilfredo Pareto : The New Theories of Economics Text : ---------------------------------- ...fact cannot be demonstrated -- it must be observed; it can then be used to test the validity of a deduction. Events : ---------------------------------- 13 -- Added : May 22, 2020 13 -- Updated : May 25, 2022 About This Textfile : ---------------------------------- Text file generated from : http://RevoltSource.com/