Examlex
A cation has a _______ charge because it has _______ electrons.
Public Goods
Goods that are non-excludable and non-rivalrous, meaning individuals cannot be effectively excluded from use, and use by one person does not reduce availability to others.
Externalities
Economic side effects or consequences that affect uninvolved third parties; can be either positive or negative.
Social Costs
The total cost of an action or decision, including both private costs and any externalities borne by society at large.
Positive Externality
Positive Externality occurs when a transaction or activity benefits a third party not directly involved, like the societal benefit of education or vaccinations.
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