A thinker used the parable of Infirm and Able to argue one of this thinker’s concepts was incompatible with egalitarianism. That thinker advanced the “Plain Argument” as an alternative to a theory created by this thinker, whose followers must contend with its similarity to Robert Nozick’s self-ownership principle according to Self Ownership, Freedom, and Equality. The so-called non “bullshit” school of this man’s thought included Jon Elster, (15[1])John Roehmer, and G. A. Cohen. (15[1])An (*) analytical school of this man’s thought began with a defense of his theory of history advancing a form of technological determinism. Joseph Schumpeter popularized the notion (10[1])of “creative (10[1])destruction” based on the writings of this thinker, who distinguished between “use value” (10[1])and “exchange value.” For 10 points, name this author of Das Kapital. ■END■