Multiple Choice
The long-run market supply curve in the presence of internal economies of scale is ________,and in the presence of external economies of scale,it is ________.
A) downward sloping; downward sloping
B) upward sloping; horizontal
C) horizontal; upward sloping
D) downward sloping; horizontal
E) upward sloping; downward sloping
Correct Answer:

Verified
Correct Answer:
Verified
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