The recent rise of dollar, pound, and euro inflation rates has rekindled the debate over potential alternative monies, particularly gold and Bitcoin. Though Bitcoin has been much discussed in recent years, a basic understanding of how it and gold would work as monetary standards is rare....

Israel Kirzner cautions us that, because commodity price arbitrage as such does not operate outside commodity markets, the logic of Pareto-improving entrepreneurship does not provide a “copybook example” for explaining the evolution of social institutions in general. He characterizes Menger’s...