Owners of a coffee shop finds that they can sell 150 donuts a day when the price of a donut is $1.20. When they price donuts at $1, they sell 170 donuts. The absolute value of the price elasticity of demand for donuts is
A) 0.69.
B) 1.45.
C) 1.00.
D) infinity.
A
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According to the Keynesian model, an increase in autonomous investment leads to
A) a more than proportional decrease in real Gross Domestic Product (GDP). B) a less than proportional decrease in real Gross Domestic Product (GDP). C) a proportional increase in real Gross Domestic Product (GDP). D) a reduction in taxes, autonomous government spending, and a fall in real Gross Domestic Product (GDP).
A profit-maximizing, monopolistically competitive restaurant serves 60 burgers a day at a total cost of $180 and earns a total profit of $180. In the long run, everything else equal, the
A. restaurant will charge more than $6 per burger. B. restaurant’s average total cost will rise and its total revenue will fall. C. restaurant will sell more burgers at a lower average profit per burger. D. All of the responses are correct.
The aggregate supply curve is
a. generally flatter as the level of resource use rises. b. never vertical, even at full employment. c. relatively flat at low levels of output. d. relatively steep at low levels of output.
When a union raises the wage above the equilibrium level, it
a. reduces both the quantity of labor supplied and the quantity of labor demanded. b. reduces the quantity of labor supplied and raises the quantity of labor demanded. c. raises the quantity of labor supplied and reduces the quantity of labor demanded. d. raises both the quantity of labor supplied and the quantity of labor demanded.