Say's law

/ˈseɪz ˈlɔː/

proper noun

A principle whereby those who produce anything must be paid sufficiently to buy the products they make, whether it be in a local economy or the world economy.

“In accordance with Say's law, if only Mexican wages are paid for products, then these products must eventually and inescapably be sold at Mexican prices, not American prices.”

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Meanings

proper noun
  1. economicsA principle whereby those who produce anything must be paid sufficiently to buy the products they make, whether it be in a local economy or the world economy.

    In accordance with Say's law, if only Mexican wages are paid for products, then these products must eventually and inescapably be sold at Mexican prices, not American prices.

Synonyms & antonyms

Also see
law of markets

Origin

After Jean-Baptiste Say (1767-1832), a French economist and businessman.

Full word history & related roots →
Cite this entry
APA

Say's law. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Say's%20law

MLA

“Say's law.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Say's%20law. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Say's law,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Say's%20law.

Source: Say's law on Wiktionary, CC BY-SA 4.0.