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Nitric oxide is known to be the first gas to act as a biological messenger.
Social Cost
The total cost of an activity, including both private costs borne by the producer and external costs suffered by others.
External Costs
Costs incurred by someone who does not participate directly in a transaction or activity, often relating to environmental or societal impacts.
Socially Optimal
A condition or point at which the total benefits to society are maximized, often considered in the context of production or distribution of goods and services.
Negative Externality
A cost that affects a party who did not choose to incur that cost, often seen in environmental pollution where the public bears the cost not reflected in the market price.
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