The inverse supply curve of coffee beans equals P = -5 – 2rain + Qs, where rain equals the number of inches of rain per year. How much does quantity supplied change when rain increases from 30 inches to 40 inches per year?
A) Qs decreases by 40.
B) Qs increases by 40.
C) Qs increases by 30.
D) Qs decreases by 30.
ANSWER
B
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