Marginal private cost
A) is always zero if there is an external cost.
B) equals the marginal social cost only if the marginal external cost is positive.
C) is the cost of producing an additional unit of a good or service that is paid by the producer of that good or service.
D) the cost of producing an additional unit of a good or service that falls on people other than the producer of that good or service.
E) the cost of producing an additional unit of a good or service that is paid by the entire society.
C
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Total surplus increases under monopoly when compared to perfect competition.
a. true b. false
The slope of a line is defined as the
a. change in the value of the variable on the vertical axis divided by the change in the value of the variable on the horizontal axis b. value of the variable on the horizontal axis divided by the value of the intercept on the vertical axis c. change in the value of the variable on the horizontal axis divided by the increase in the value of the variable on the vertical axis d. value of the variable on the vertical axis divided by the value of the variable on the horizontal axis e. change in the value of the variable on the vertical axis times the increase in the value of the variable on the horizontal axis