If your disposable personal income increases from $40,000 to $48,000 and your consumption increases from $35,000 to $39,000 . your marginal propensity to consume (MPC) is:
a. 0.20.
b. 0.40.
c. 0.50.
d. 0.80.
e. 1.00.
c
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A manufacturer of industrial paper shredders can make its machines safer by adding a laser-sensored kill switch to its products. Adding the kill switch costs $17 per machine
The manufacturer estimates that this will prevent 50 injuries for every 30,000 paper shredders sold and that, on average, each injury causes $5,500 of harm. What is the injury cost per paper shredder? Explain whether the manufacturer should or should not add the kill switch to the paper shredder.
The above figure shows the marginal benefit and marginal cost curves for a public good. The quantity that has the best prospect of winning in an election by well-informed voters is
A) A. B) B. C) C. D) zero units supplied.
The cost data in the above table data show that production is characterized by
A) economies of scale. B) constant returns to scale. C) decreasing returns to scale. D) More information is needed to answer the question.
According to Friedman, changes in the level of aggregate demand
a. are dominated by changes in the supply of money. b. cause the levels of output and employment to deviate from their natural rate for short periods of time. c. can cause movements of the economy away from the natural rate for at least 2 years. d. are dominated by changes in the demand for money. e. Both a and b.