The Austrian School of Economics was founded by Carl Menger in Vienna during the last third of the nineteenth century. From that time until today, its vibrant teaching tradition has had a significant influence on the formation and further development of the modern social sciences and economics in Europe and the United States. Its research agenda was characterized by an astonishing multitude of diverse, and in some cases even contradictory, conclusions. All branches of the school shared the conviction that the subjective feelings and actions of the individual are those which drive economic...