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Economics, Volume 1: Economic Principles. Economic Principles New York: The Century Co., 1915. •
Manual of References and Exercises in Economics for Use with, Vol. 1: Economic Principles. New York: The Century Co., 1916. •
Economics, Vol. 2: Modern Economic Problems. Modern Economic Problems New York: The Century Co., 1916. Revised 2nd edition, 1922. •
Manual of References and Exercises in Economics for Use with, Vol. 2: Modern Economics. New York: The Century Co., 1917. •
Masquerade of Monopoly. New York: Harcourt, Brace & Co., 1931. •
Capital, Interest and Rent: Essays in the theory of distribution. Capital, Interest, and Rent: Essays in the Theory of Distribution
Institute for Humane Studies. Kansas City: Sheed Andrews and McMeel, Inc., 1977. ==Articles==