Using Figure 1 above, if the aggregate demand curve shifts from AD3 to AD2 the result in the long run would be:
A. P1 and Y2.
B. P2 and Y1.
C. P3 and Y1.
D. P3 and Y2.
Answer: D
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All possible gains from specialization and exchange would be fully exploited only under which market structure?
A) Pure monopoly B) Perfect competition C) Oligopoly D) Structures allowing for price-searching activity E) Structures where entry is restricted
To totally internalize an externality, a government can levy a tax related only to the physical quantity of pollution if
A) the economic damages associated with the pollution are different across different locations. B) the economic damages are too large to be determined. C) the economic damages associated with the pollution are the same across different locations. D) the economic damages are zero.
Which of the following best describes the difference(s) between a model and a theory?
a. A theory is a more abstract representation, while a model is more applied or empirical representation. b. A model is a more abstract representation, while a theory is more applied or empirical representation. c. Theories are used to test models. d. Models have been proven, but theories are still being investigated.
In order to consider the equation of exchange an economic model, what must we assume?
a. Real GDP is a constant value. b. Changes in GDP cause changes in the money supply. c. The money supply is constant. d. Changes in velocity are small and predictable.