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and parts of several chapters have appeared in the Harvard Quarterly Journal of Eonomics. Since receiving the first proofs of this book, a little volume has come into my hands, entitled “The Theory of Wages,” by Mr. H. M. Thompson, which works out independently some of the main points of my criticism of current theories, in particular of the fundamentally erroneous doctrine that “Rent does not enter into the Expenses of Production.”
JOHN A. HOBSON.
