For ten points, identify this economic school of thought championed in the 20th Century by Murray Rothbard and Ludwig von Mises.
Unified by belief in the least-important use theory of value, members of this group wrote books such as Human Action; Man, Economy and the State; and The Pure Theory of Capital. Major innovations of its members include the concept of opportunity costs, due to von Weiser, and the idea of marginal utility, due to Menger, but its most prolific 19th century member was probably Böhm-Bawerk, to whom is due the idea of marginal utility analysis and this school's namesake theory of value. For ten points, identify this economic school of thought championed in the 20th Century by Murray Rothbard and Ludwig von Mises.
Unified by belief in the least-important use theory of value, members of this group wrote books such as Human Action; Man, Economy and the State; and The Pure Theory of Capital.
{Austrian} School of Economics (or {Vienna} School of Economics)