The Tiny Nation of Tinian Is Extremely Efficient in the Mining

question 30

Multiple Choice

The tiny nation of Tinian is extremely efficient in the mining of tin. However, its climate and terrain make it difficult to produce corn. According to the theory of comparative advantage, Tinian should

• A) produce both tin and corn in order to remain self-sufficient.
• B) watch the global market to see which product is bringing the highest price.
• C) import the resources needed to produce corn.
• D) concentrate its production on tin and buy corn from an efficient producer.

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Definitions:

Pitch Angle

The angle between the helix of a thread or gear on a cylindrical shaft and an imaginary line perpendicular to the shaft's axis.

Pitch Cone

The imaginary cone that defines the pitch surface of conical gears or screw threads, where the common vertex of the gear teeth or threads would converge.

Cone Angle

The angle formed between the outer surfaces of a cone, measured at its widest part.

Bevel Gears

Gears designed with angled teeth so they can transmit motion between intersecting shafts, typically at a right angle.