Whenever the Marginal Product of a Firm's Only Variable Input

question 172

Multiple Choice

Whenever the marginal product of a firm's only variable input was positive, but falling:

• A)its total product is growing at a decreasing rate.
• B)it will use more of the variable input until its marginal product is negative.
• C)it would reduce its use of the variable input.
• D)its total product is beyond its maximum.
• E)all of the above would be true.

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Definitions:

Dopamine

A neurotransmitter involved in controlling the brain's reward and pleasure centers, and regulating movement and emotional responses.

Myelin Sheath

A fatty layer that encases the axons of some nerve cells, facilitating the rapid transmission of nerve impulses.

Axon

A long, narrow outgrowth of a neuron’s cell body that lets the neuron transmit information to other neurons.

Acetylcholine

A neurotransmitter in both the central and peripheral nervous systems involved in muscle activation and memory among other functions.