The Congressional Budget Office estimates that most of the increase in federal spending on Medicare and Medicaid will be due to
A) increases in immigration. B) the aging population.
C) declining income levels. D) increases in the cost of providing health care.
D
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In an apolitical world with a constant tax rate and program characteristics, the rate of return on Social Security contributions is equal to the growth in national income
a. True b. False
When estimating a demand function for a good where quantity demanded is a linear function of the price, you should
A) not include an intercept because the price of the good is never zero. B) use a one-sided alternative hypothesis to check the influence of price on quantity. C) use a two-sided alternative hypothesis to check the influence of price on quantity. D) reject the idea that price determines demand unless the coefficient is at least 1.96.
As the use of DVDs becomes more widespread, we would expect all of the following except one. Which is the exception?
a. The prices of CDs will decrease. b. The demand curve for CD players will shift leftward. c. The supply curve of CD players will shift rightward. d. The demand curve for CDs will shift leftward. e. Firms will move their resources away from CD production to DVD production.
Which of the following best describes marginal cost?
a. The change in total cost when one additional unit of output is produced. b. Total cost divided by the quantity of output produced. c. Total variable cost divided by the quantity of output produced. d. Total fixed cost divided by the quantity of output produced. e. Costs that do not vary as output varies, and that must be paid even if output is zero.