D.$7 and 50 units.
5) Changes in the equilibrium interest rate will:
A.affect both the size of the domestic output and the allocation of capital goods among
industries.
B.affect the size of the domestic output, but not the allocation of capital goods among
industries.
C.affect the allocation of capital goods among industries, but not the size of the
domestic output.
D.have no perceptible effect on either the size of the domestic output or the allocation
of capital goods among industries.
6) Suppose the MRP of a firm’s 12th worker is $22 and the worker’s marginal wage cost
is $16. We can say with certainty that the firm:
A.is hiring labor in a competitive labor market at a wage rate of $16.
B.is hiring labor in a monopsonistic labor market.
C.will find it profitable to hire fewer workers.
D.will find it profitable to hire more workers.
7) From 1950 to 2011, the ratio of real GDP to energy consumption in the United States
has been:
A.Relatively constant
B.Slowly decreasing
C.Decreasing steeply
D.Rising significantly
8) Which of the following is a key difference between the dictator game and the
ultimatum game?
A.The dictator game is played with real money; the ultimatum game is played with
hypothetical money.
B.In the dictator game, one person has total control over the split; in the ultimatum
game, both players have to agree to the split.
C.Results of dictator game experiments reveal that people don’t care about fairness;