Question: The demand for a certain commodity is D(p) = 3,000e 0.01p units per month when the market price is p dollars per unit. a. At

The demand for a certain commodity is D(p) = 3,000e−0.01p units per month when the market price is p dollars per unit.

a. At what rate is the consumer expenditure E(p) = pD(p) changing with respect to price p?

b. At what price does consumer expenditure stop increasing and begin to decrease?

c. At what price does the rate of consumer expenditure begin to increase? Interpret this result.

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