Marx Brothers sell more ad time, putting his job on the line. In "Everyone Says I Love You" (1996), Woody Allen and Goldie Hawn dress as Groucho for a Marx Brothers celebration in France, and the song "Hooray for Captain Spaulding", from "Animal Crackers", is performed, with various actors dressed as the brothers, striking poses famous to Marx fans. (The film itself is named after a song from "Horse Feathers", a version of which plays over the opening credits.) Harpo Marx appeared as himself in a sketch on "I Love Lucy" in which he and Lucille Ball reprised the mirror routine from
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