Why Does the Gravity Model Work

question 17

Multiple Choice

Why does the gravity model work?

• A) Large economies became large because they were engaged in international trade.
• B) Large economies have relatively large incomes, and hence spend more on government promotion of trade and investment.
• C) Large economies have relatively larger areas, which raises the probability that a productive activity will take place within the borders of that country.
• D) Large economies tend to have large incomes and tend to spend more on imports.
• E) Large economies tend to avoid trading with small economies.

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Definitions:

Interposition

A visual cue in perception where one object partially covers another, indicating that the former is closer to the observer.

Horizon

the line at which the earth's surface and the sky appear to meet, often symbolizing a limit or range of a person's knowledge, experience, or interest.

Perceive

The act or process of becoming aware of something through the senses.

Nature

The inherent qualities or characteristics of a person or the physical world, including plants, animals, the landscape, and other features and products of the earth.