Multiple Choice
If two goods are perfect substitutes,then their
A) indifference curves are positively-sloped straight lines.
B) indifference curves are negatively-sloped straight lines.
C) indifference curves are L-shaped.
D) marginal rate of substitution is zero.
E) marginal rate of substitution is infinity.
Correct Answer:

Verified
Correct Answer:
Verified
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