Starting from long-run equilibrium, a decrease in autonomous investment results in ________ output in the short run and ________ output in the long run.
A. lower; potential
B. higher; higher
C. higher; potential
D. lower; higher
Answer: A
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Suppose that a local government decides to provide more funds to the local police department in order for the department to hire additional police officers. Is there an opportunity cost of this action? If so, how would you measure it?
What will be an ideal response?
By the accelerator hypothesis, if a firm's actual sales jump in one period to a higher maintained level, that firm's capital stock
A) also jumps in one period to a higher maintained level. B) gradually drifts upward to a higher maintained level. C) jumps upward and then falls back to zero. D) jumps upward and then falls back part of the way.
Suppose there is a competitive market for retail workers at a large shopping mall that is large enough to constitute its own labour market. The labour demand curve is QD = 1000 - 20(w). The labour supply curve is QS = 400 + 40(w). Suppose that a union now successfully organizes the workers at this mall and obtains a wage rate of $11 (but does not affect the demand curve). One result is
A) a decrease in employment of 60 workers. B) a decrease in employment of 20 workers. C) an increase in employment of 20 workers. D) an increase in employment of 40 workers. E) a decrease in employment of 40 workers.
When the U.S. interest rate rises, the demand for U.S. dollars ________ and the exchange rate ________
A) increases; falls B) does not change; rises C) increases; rises D) decreases; falls E) decreases; rises