Harpo Marx Harpo Marx Arthur "Harpo" Marx (born Adolph Marx; November 23, 1888 – September 28, 1964) was an American comedian, actor, mime artist, and musician, and the second-oldest of the Marx Brothers. In contrast to the mainly verbal comedy of his brothers Groucho Marx and Chico Marx, Harpo's comic style was visual, being an example of both clown and pantomime traditions. He wore a curly reddish blonde wig, and never spoke during performances (he blew a horn or whistled to communicate). He frequently used props such as a horn cane, made up of a lead pipe, tape, and a bulbhorn, and
Karl Marx and the Close of His System has been seen as one of the most important discussions of Marx's economic theories, along with Rudolf Hilferding's "Böhm-Bawerk's Criticism of Marx", a defense of Marx against Bawerk. Bawerk's work is the "classical" critique of "Capital". Most subsequent critiques of Marxist economics have repeated Bawerk's arguments. Marxist economist Ernest Mandel identifies "Karl Marx and the Close of His System" as part of a literature, beginning with German social democrat Eduard Bernstein, that criticizes the dialectical method Marx borrowed from Georg Wilhelm Friedrich Hegel as "useless", "metaphysical", or "mystifying." He faults Böhm-Bawerk and the other critics for what he regards as