A) Life expectancy was relatively low until 1750,when it increased extremely rapidly.
B) Life expectancy has increased steadily during the past 6,000 years.
C) Life expectancy was low until after World War II,when it increased very quickly.
D) Life expectancy has exhibited significant cyclical patterns of growth and decline.
Correct Answer
verified
Multiple Choice
A) Inflation remained about the same for many years.
B) When the controls were implemented prices were decreasing,and within 3 years inflation increased dramatically and was about twice as high as it had been before the controls.
C) Prices had increased rapidly before the controls were implemented,and they decreased rapidly in the years after the controls.
Correct Answer
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Multiple Choice
A) Changes in height during the growing years
B) Total height
C) Total weight
D) Changes in weight during the growing years
Correct Answer
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Multiple Choice
A) has remained about the same.
B) increased until about 1970 and decreased since then.
C) was cyclical,but generally trending upward throughout the century.
D) grew very quickly for the first half of the century and grew at a much lower rate in the second half of the century.
Correct Answer
verified
Multiple Choice
A) Very few Americans at the poverty level in 2005 own these goods.
B) Americans at the poverty level in 2005 own these goods at about the same rate as average households in 1950.
C) Americans at the poverty level in 2005 own these goods at higher rates than average households in 1950.
D) Americans at the poverty level in 2005 own these goods at about half the rate as average households in 1950.
Correct Answer
verified
Multiple Choice
A) U.S.GDP per capita decreased much more rapidly than prices.
B) U.S.GDP per capita has held constant.
C) U.S.GDP per capita has increased by nearly twofold..
D) U.S.GDP per capita has increased by nearly eightfold..
Correct Answer
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Multiple Choice
A) Their incomes are about the same as those at the poverty level in 1950.
B) Their incomes are higher than all but the richest Americans in 1900.
C) Their incomes are about the same as those at the poverty level in 1900.
D) Their incomes are about the same as those in the middle class in 1950.
Correct Answer
verified
Multiple Choice
A) In 1991,about 85% of them were still in the bottom fifth of the income distribution.
B) In 1991,about 50% were still in the bottom fifth of the income distribution.
C) In 1991,about 25% were in the bottom fifth and another 25% were in the second poorest group.
D) In 1991,about 30% were in the richest fifth and another 30% were in the second richest group.
Correct Answer
verified
Multiple Choice
A) World population has increased steadily during the past 6,000 years.
B) World population has exhibited significant cyclical patterns of growth and decline.
C) World population was relatively small until 1750,when it increased extremely rapidly.
D) World population was small until after World War II,when it increased very quickly.
Correct Answer
verified
Multiple Choice
A) Their incomes are about the same as the average world income.
B) Their incomes are about half of the average world income.
C) Their incomes are above the world average per capita income.
D) Their incomes are about the average income of people in nations like China,India and Pakistan.
Correct Answer
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