Morris and Linda Tannehill were two libertarian activists and thinkers who, in the early 1970s, made surprisingly profound advances in the theory of the stateless society.
Their free-market manifesto, The Market for Liberty, was written just following a period of intense study of the writings of both Ayn Rand and Murray Rothbard; it has the pace, energy, and rigor you would expect from an evening's discussion with either of these two giants.
Ludwig von Mises: "The riches of the rich are not the cause of the poverty of anybody; the process that makes some people rich is, on the contrary, the corollary of the process that improves many peoples want satisfaction. The entrepreneurs, the capitalists and the technologists prosper as far as they succeed in best supplying the consumers." - The Anti-Capitalistic Mentality