When a Negative Externality Exists

question 181

Multiple Choice

When a negative externality exists,

• A)external costs are necessarily greater than private costs.
• B)social costs equal private costs.
• C)social costs are less than private costs.
• D)social costs are greater than private costs.
• E)none of the above

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Definitions:

Denisovans

An extinct species or subspecies of archaic humans in the genus Homo, known primarily from their DNA extracted from fossil remains found in Siberia.

Neanderthals

An extinct species of human, closely related to modern humans, that lived in Europe and parts of Asia until approximately 40,000 years ago.

Hominin Tools

Tools made by hominins, ancestors of modern humans, used to aid in activities such as hunting, processing food, and constructing shelters.

Left Africa

Refers to the migration of Homo sapiens out of Africa approximately 60,000 to 80,000 years ago, leading to the eventual global distribution of humans.