Relative to a single-price monopoly, the effect of group price discrimination on social welfare is
A) beneficial.
B) detrimental.
C) neutral.
D) ambiguous.
D
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Based on the figure below. Starting from long-run equilibrium at point C, an increase in government spending that increases aggregate demand from AD to AD1 will lead to a short-run equilibrium at point ________ creating _____gap. 
A. D; an expansionary B. B; no output C. B; expansionary D. A; a recessionary
Which of the following explains why managers of government agencies have little incentive to achieve operational efficiency?
a. Public-sector managers need not fear bankruptcy when operational efficiency is not achieved. b. Public-sector managers seldom receive personal benefits if they find ways to improve the efficiency of their operations. c. Public-sector agencies typically do not face competition. d. All of the above explain why government agencies have little incentive to be efficient.
If people correctly anticipate that inflation will fall by 1%, then
a. the short-run Phillips curve shifts right and unemployment is unchanged. b. the short-run Phillips curve shifts right and unemployment rises. c. the short-run Phillips curve shifts left and unemployment is unchanged. d. the short-run Phillips curve would shift left and unemployment falls.
When an individual is frictionally unemployed, the unemployment arises in part from
A) a short-term elimination of jobs because of a slowdown in business activity. B) individuals searching for appropriate employment. C) the permanent elimination of jobs because of a change in the structure of the economy. D) a reduction in the overall demand for workers' skills.