Question: Frank Albert Fetter, was an American economist of the Austrian School, Fetter's treatise, "The Principles of Economics", contributed to an increased American interest in the Austrian School, including the theories of Friedrich Hayek, was an Austrian-British economist and philosopher best known for his defense, of classical what?
Sentence (from "Friedrich Hayek"): Friedrich Hayek CH ( ; ] ; 8 May 189923 March 1992), born in Austria-Hungary as Friedrich August von Hayek and frequently referred to as F. A. Hayek, was an Austrian-British economist and philosopher best known for his defense of classical liberalism.
Relevant evidence: Yes