Of the following demographic groups, which has the lowest poverty rate in the U.S.?
A. Families headed by a female with no husband.
B. Families in which the "head of the household" has not attained a high-school education.
C. Families headed by a male with no wife
D. Families in which the "head of the household" has attained at least a bachelor's degree from a college or university.
Answer: D
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If each firm’s production is associated with the release of 50 units of effluent, how much will each pay in total effluent fees when facing the $90 marginal effluent fee?
Among the identified point sources contributing to the pollution of Puget Sound are Dow Chemical (D) and Chevron (C). Each firm's cost functions are shown below. MACD = 2.5AD MACC = 3.75AC TACD = 1.25AD2 TACC = 1.875AC2 To meet the effluent limits under the Clean Water Act, each firm has an NPDES permit to release some fixed amount of effluents, so each must abate 30 units.
Open-market operations are the tool used least frequently by the Fed to alter the reserves of the banking system.
a. true b. false
Technological progress leads to which of the following?
(A) An increase in efficiency. (B) Lower savings rates. (C) A decrease in efficiency. (D) A loss of interest in human capital.
For the average total cost curve of a firm with economies of scale, what happens to costs as output increases?
(A) Costs go up. (B) Costs go down. (C) Costs initially go up and then go down. (D) Costs initially go down and then go up.