Deserts Represent ________ of the Earth's Land Surface

question 27

Multiple Choice

Deserts represent ________ of the Earth's land surface.

• A) less than 5 percent
• B) about 10 percent
• C) about 25 percent
• D) more than 50 percent

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Definitions:

Spillovers

Economic events in one context that have effects on a third party or in a different context, often external to the initial economic activity.

Marginal Cost

The additional cost incurred by producing one extra unit of a good or service.

Producer Surplus

The difference between the amount producers are willing to accept for a good or service versus what they actually receive.