For which of the following variables should a "two tail" t-test be applied?
A) PA
B) I
C) PB
D) Should be applied for all.
B
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An upward-sloping LM curve implies that the expenditure multiplier, when compared with the simple Keynesian expenditure multiplier, is
A) smaller. B) larger. C) equal. D) equal to the inverse of the simple multiplier.
The investment demand curve
a. is upward sloping b. is downward sloping c. is horizontal d. begins sloping upward then flattens out e. begins sloping downward, then flattens out
During World War II, there was an extensive black market for tires in the United States. The most likely explanation for the existence of the black market was that
A. the price of tires was artificially held down by price controls. B. the price of tires was artificially increased by price controls. C. tires were one of the few goods not subject to price controls. D. gasoline rationing greatly restricted civilian driving.
In a mixed open economy, which of the following all affect the equilibrium GDP in the same direction?
A. C a , I g , S a , and M. B. S a , T, and M. C. I g , T, and C a . D. S a , I g , and X.