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macroeconomics problem involving MC (Marginal Cost). Pls help!

answer; i believe the correct answer is (general);

answer: musical connotation

leonard b. meyer (1918-2007) was an american composer, author and philosopher. his work emotion and meaning in music is perhaps the first major treatise on music. it is a philosophical and psychological work, greatly influenced by koffka (one of the major proponents of gestalt psychology). his work deals with the problem of musical meaning and musical communication.

this is not a question

answer; membership group;