Labor Is the Only Variable Input for Elliot's Dog-Walking Service

question 10

Multiple Choice

Labor is the only variable input for Elliot's dog-walking service. His labor costs are $300 a day and his service walks 25 dogs per day. His labor costs increase to $315.50 a day to walk 26 dogs per day. The marginal cost of walking that 26th dog is

• A) $15.50.
• B) $19.50.
• C) $29.50.
• D) indeterminate from the information given.

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Definitions:

Production Possibilities

A graphical representation of the alternative combinations of goods and services an economy can produce when all its resources are fully and efficiently utilized.

Specialize

To concentrate on and become expert in a particular subject or skill.

Trade

The exchange of goods, services, or both between two or more parties, either within a country or internationally.

Production Possibilities Curve

A graph that shows the various combinations of outputs that a society can produce if all its resources are being used efficiently.