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Related to Positive externality: Negative externality


n. pl. ex·ter·nal·i·ties
a. The condition or quality of being external or externalized.
b. Something that is external.
2. A cost or benefit that affects people other than those involved in the economic activity that produced it and that is not reflected in prices: pollution and other negative externalities.


n, pl -ties
1. the state or condition of being external
2. something external
3. (Philosophy) philosophy the quality of existing independently of a perceiving mind
4. (Economics) an economic effect that results from an economic choice but is not reflected in market prices


(ˌɛk stərˈnæl ɪ ti)

n., pl. -ties.
1. the state or quality of being external or externalized.
2. something external.
4. an often unforeseen external effect accompanying a process.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.externality - the quality or state of being outside or directed toward or relating to the outside or exterior; "the outwardness of the world"
worldliness - concern with worldly affairs to the neglect of spiritual needs; "he disliked the worldliness of many bishops around him"
spatial relation, position - the spatial property of a place where or way in which something is situated; "the position of the hands on the clock"; "he specified the spatial relations of every piece of furniture on the stage"
References in periodicals archive ?
For example, if a person smokes and thereby creates a negative externality of more secondhand smoke, then her choice not to smoke creates a positive externality of less secondhand smoke.
Given the effect of the tax system, we should adopt a subsidy equal to the marginal positive externality from additional investment in R&D.
One positive externality of this cutthroat pricing is that manufacturing costs have fallen in line with pricing declines.
A person riding a subway or using a road creates the demand for infrastructure that enables the existence of that subway or road for other people in his city--a positive externality.
Historic properties have some externality, which is usually shown as positive externality.
negative and positive externality cases, and the difference is fairly
Similarly, introducing a negative externality from crime creates a positive externality from avoidance effort that offsets the negative external effect on criminals.
2] emissions, if China can go along the same direction, it will bring positive externality to the world.
Finally, even if obesity shortens lives, economic theory indicates that obesity reflects a positive externality rather than a negative one.
For honeybees, flowers located within flying distance of the hive constitute a positive externality.
The nice smell of your neighbor's barbecue is an example of a positive externality, and your insomnia when he buys new sub-woofers would be a negative one.

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