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NYC NYC
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8 years ago
The principle that the cost of something is equal to what is sacrificed to get it is known as the:
A) principle of diminishing returns.
B) marginal principle.
C) reality principle.
D) principle of opportunity cost.
Textbook 
Principles of Macroeconomics

Principles of Macroeconomics


Edition: 11th
Authors:
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JesslynJesslyn
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8 years ago
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NYC Author
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8 years ago
Good answer, thanks.
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