Multiple Choice
Some agricultural sub-Saharan nations of Africa have over-farmed and overgrazed their land to the extent that significant portions of it have turned into desert.This suggests that:
A) the concavity of the production possibilities curves of such nations has increased.
B) the production possibilities curves of such nations have shifted inward.
C) the production possibilities curves of such nations have shifted outward.
D) these nations are operating at some point outside of their production possibilities curves.
Correct Answer:
Verified
Correct Answer:
Verified
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