In the simple Keynesian model, a rightward shift in the aggregate demand curve __________ result in a change in the price level when the economy is in the horizontal segment of the AS curve and ___________ result in a change in the price level if the economy is in the vertical segment of the AS curve
A) will not; will
B) will not; will not
C) will; will not
D) will; will
A
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Assume the demand function for good X can be written as Qd = 80 - 3Px + 2Py + 10I, where Px = the price of X, Py = the price of good Y, and I = Consumer income. According to this equation:
A) a rise in the price of Y would cause the demand for X to decrease. B) X and Y are complements C) X is an inferior good. D) X and Y are substitutes.
The law of diminishing marginal utility explains why the demand curve is downward sloping. The law states that as you consume more of a good, the
a. total satisfaction you obtain from consuming the good falls b. added satisfaction you obtain from consuming an additional unit of the good increases at a diminishing rate c. marginal product increases at a diminishing rate d. satisfaction you obtain from each additional unit of the good you consume falls e. total satisfaction you obtain from each additional good you consume decreases at a diminishing rate
The major factor affecting a nation's balance of payments is
A) an increase in its rate of unemployment. B) its rate of inflation relative to the rate of inflation of its trading partners. C) a change in the productivity of its labor. D) its stock market movements.
Today, most central banks announce their policy actions:
A. one year after the policy is put in place. B. usually six months after the policy is put in place. C. within a 3 to 5 year "window". D. almost immediately.