Which of the following cost functions exhibits economies of scope over the specified output range?
A) C(Q1,Q2) = 2 − 0.5Q1Q2 − (Q1) 2 + (Q2) 2, for all Q1 > 0 and Q2 > 0
B) C(Q1,Q2) = 2 − 3Q1Q2 − (Q1) 2 + (Q2) 2, for all Q1 > 0 and Q2 > 0
C) C(Q1,Q2) = 2 − 0.5Q1Q2 − (Q1) 2 + (Q2) 2, for all Q1 < 2 and Q2 < 2
D) C(Q1,Q2) = 2 − 3Q1Q2 − (Q1) 2 + (Q2) 2, for all Q1 > 4 and Q2 > 4
Correct Answer:
Verified
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