If adding an initial 100 billion labor hours per year increases real GDP by $3 trillion, diminishing returns informs us that an additional 100 billion labor hours per year will increase real GDP by
A) exactly $3 trillion.
B) less than $3 trillion.
C) more than $3 trillion.
D) either exactly $3 trillion or by less than $3 trillion, depending on whether the real wage rate remains constant or rises.
E) some amount but there is not enough information to tell by how much.
B
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Customers are most likely buying from a natural monopoly when they purchase
A) aspirin from a generic drug company. B) a laptop computer from Sony. C) a glass of water from the local water company. D) all of the above.
Suppose that from a new checkable deposit, First National Bank holds two million dollars in vault cash, one million dollars in required reserves, and faces a required reserve ratio of ten percent
Given this information, we can say First National Bank has ________ million dollars in excess reserves. A) one B) two C) nine D) ten
The price elasticity of supply along a typical supply curve is
a. constant. b. equal to zero. c. higher at low levels of quantity supplied and lower at high levels of quantity supplied. d. lower at low levels of quantity supplied and higher at high levels of quantity supplied.
Why are there actually relatively few markets in which there is perfect competition?
(A) Buyers will not pay more for perfect competition. (B) High prices keep companies in the market longer than necessary. (C) Barriers keep companies from entering the market freely. (D) Lack of demand keeps buyers from the market.