Which of the following most accurately describes changes in life expectancy?
a. Life expectancy was relatively low until 1750, after which it increased rapidly.
b. Life expectancy has increased steadily during the past 6,000 years.
c. Life expectancy was low until after World War II, after which it increased very quickly.
d. Life expectancy has exhibited significant cyclical patterns of growth and decline.
a. Life expectancy was relatively small until 1750, after which it increased rapidly.
Economics
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What is an average cost pricing rule? Why do regulatory agencies use it for natural monopolies?
What will be an ideal response?
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If real GDP declines in a given year, nominal GDP:
A. Must also be declining B. Must also be increasing C. May either rise or fall D. Is likely to remain constant
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