externality

English dictionary entry

Meanings

noun
  1. The state of being external or externalized.
  2. A thing that is external relative to something else.
  3. An impact, positive or negative, on any party not involved in a given economic transaction or act.

Pronunciation

/ɛkstəˈnælɪti/ LL-Q1860 (eng)-Vealhurl-externality.wav /ɛkstɚˈnælɪti/ /ekstəˈnælɪti/

Word forms

externality externalities

Etymology

From external + -ity. In the economic sense coined by British economist Alfred Marshall in 1890.

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