In addition to Stromberg’s citation regarding the underrated James Mill, there is also pp.58-63 of Rothbard’s “Concepts of the Role of Intellectuals In Social Change Toward Laissez Faire” available here . Shall we call it the Millian Law of Association?
The Mises Institute is a non-profit organization that exists to promote teaching and research in the Austrian School of economics, individual freedom, honest history, and international peace, in the tradition of Ludwig von Mises and Murray N. Rothbard.
Non-political, non-partisan, and non-PC, we advocate a radical shift in the intellectual climate, away from statism and toward a private property order. We believe that our foundational ideas are of permanent value, and oppose all efforts at compromise, sellout, and amalgamation of these ideas with fashionable political, cultural, and social doctrines inimical to their spirit.