But to assert that sound legislation can not Interfere with the fantastic conception of the "law of supply and demand." held by many distinguished writers and speakers. or that the concert of individuals can not accomplish a like result seems to me absurd. It will not be questioned that the tariff law limits the supply in many fields of industry to the products of our own country. It is not to be doubted that our immigration law does exactly the same thing in the domain of labor. Agreements between manufacturerssometimes lawful and sometimes unlawfulmay limit the supply of the commodities which they produce. We have all known of many instances In which agreements have limited the demand for particular articles.
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