Marginal profit is the profit
a. earned by a firm that is about to go out of business.
b. calculated directly from the total cost curve.
c. that is added by a one-unit increase in total output.
d. earned for each dollar of cost increase.
In order for a central planner to achieve the invisible-hand type efficiency of a free
market, the planner would
a. need masses of statistics.
b. be required to makes enormous calculations.
c. need to be able to measure a consumer’s marginal utility in order to equate MU with
MC.
d. All of the above would be required.