Deck 19: Earnings and Discrimination

Question 1

A difference in wages that arises to offset the nonmonetary characteristics of different jobs is known as

A)a compensating differential.
B)an inefficiency wage.
C)the equilibrium difference.
D)a union wage.

Answer 1

A

Question 2

The job of night watchman at the Punxsutawny Phil Groundhog museum is known to have a high wage.This can be partially explained by the fact that the job is likely to

A)require specialized skills.
B)be difficult.
C)be incredibly dull.
D)carry a high degree of personal satisfaction.

Answer 2

C

Question 3

On average,electricians who work on dangerous high-voltage power lines earn more per hour than similarly skilled electricians who don't work on dangerous high-voltage power lines.The difference in pay is attributed to

A)the marginal product of labor.
B)the marginal product of capital.
C)diminishing marginal returns.
D)a compensating differential.

Answer 3

D

Question 4

The statement that "professors are paid less than lawyers despite having similar amounts of education" is likely to reflect market conditions such that

A)education is not likely to be related to compensation.
B)professors receive lower wages because other aspects of their jobs are more pleasant.
C)the jobs of doctors and lawyers provide more job satisfaction than the jobs of professors.
D)All of the above are correct.

Question 5

Factory workers who work the day shift earn less per hour than similarly-skilled factory workers who work on the night shift.The difference in pay is attributed to

A)the marginal product of labor.
B)the marginal product of capital.
C)diminishing marginal returns.
D)a compensating differential.

Question 6

Other things equal,a particular job will likely pay a higher wage if it involves

A)danger to the worker.
B)personal enjoyment for the worker.
C)intellectual stimulation for the worker.
D)All of the above are correct.

Question 7

Park rangers at Yellowstone National Park are known to have low wages.This is probably because

A)park rangers are required to be college graduates.
B)park rangers don't need much money to live.
C)park ranger jobs are perceived to be dangerous.
D)park ranger jobs are perceived to be "fun."

Question 8

The term "compensating differential" refers to

A)the fact that workers who do similar work should be paid the same wage.
B)the fact that some workers live further from their jobs than do other workers.
C)a wage difference that is distinguishable on the basis of monetary characteristics.
D)a wage difference that arises from nonmonetary characteristics of different jobs.

Question 9

The statement that "public school teachers are paid less than engineers despite having similar amounts of education" is likely to reflect market conditions such that

A)engineering classes are universally less difficult than are education classes at the university.
B)engineers have lower intrinsic job satisfaction than public school teachers.
C)wage discrimination is more likely in markets for public school teachers.
D)there is no compensating wage differential that applies to public school teachers.

Question 10

Workers who work the night shift are often paid more than those who do identical work on the day shift.This is referred to as a

A)discriminatory wage practice.
B)compensating differential.
C)wage inequity.
D)a market inefficiency.

Question 11

The statement that "night shift workers make a higher wage than day shift workers" is likely to reflect the fact that

A)most people's preference is to work the day shift.
B)some people prefer to work a night shift for nonmonetary reasons.
C)night shift jobs are generally more technically difficult.
D)more women than men work the night shift.

Question 12

Patrick is considering two different jobs in the same city - one as a bicycle courier and the other as a mail room clerk.Both require equivalent training.He finds neither job very appealing,but,if they pay the same wage rate,Patrick would prefer to work as a mail room clerk.In order for Patrick to find the two jobs equally attractive,the

A)mail room job must pay a compensating wage differential.
B)mail room job must pay an efficiency wage.
C)courier job must pay a compensating wage differential.
D)courier job must pay an efficiency wage.

Question 13

If a worker is indifferent between a job with a wage of $12 per hour and a job with a wage of $15 per hour,then the

A)higher-paying job enjoys a compensating wage differential of $3 per hour.
B)higher-paying job enjoys a compensating wage differential of $15 per hour.
C)higher-paying job is intrinsically more attractive than the lower-paying job.
D)worker's preferences are not rational.

Question 14

Public school teachers are known to have low wages.This is probably because

A)public school teacher jobs are easy.
B)public school teachers are required to be college graduates.
C)public school teachers need very little money to live.
D)many people perceive the job of public school teacher to have a high element of personal satisfaction.

Question 15

Working in a slaughterhouse is much riskier and more unpleasant than working in a bookstore.As a result,we'd expect a difference in wages between the two jobs.The difference is known as

A)an efficiency wage.
B)a compensating differential.
C)a wage adjustment.
D)a minimum wage.

Question 16

A difference in wages that reflects differences in the nonpay features of two jobs is called

A)a compensating differential.
B)a wage adjustment.
C)an efficiency wage.
D)a minimum wage.

Question 17

Which of the following comparisons best illustrates a compensating differential?

A)John's wage is higher than Jane's because the value of John's marginal product is higher than Jane's.
B)Beth's wage is higher than Bill's because Beth is very personable, and Bill is very gruff.
C)Karl's wage is higher than Kay's because Karl's job may cause long-term health problems, and Kay's job will not impair her health.
D)All of the above are good illustrations of compensating differentials.

Question 18

Wage differences that can't be explained by the number of years of training are likely to result from factors associated with

A)demand but not supply.
B)supply but not demand.
C)compensating differentials.
D)conditions of regulated markets.

Question 19

The statement that "coal miners are paid more than workers with similar levels of education" is likely to reflect the fact that

A)coal mining is a declining industry.
B)coal mining jobs are potentially more dangerous than jobs with comparable education requirements.
C)all coal mines use union labor.
D)coal exports are rising.

Question 20

A plumber who specializes in cleaning plugged sewer lines is typically paid a higher wage than a plumber who works on installing water systems in new residential housing.This can be partially explained by the fact that

A)plumbers who work with sewer lines require years of specialized training.
B)plumbing jobs that involve sewer lines are likely to have an element of personal satisfaction.
C)plumbers who work with sewer lines are more likely to work a standard shift.
D)plumbers who work with sewer lines are likely to be perceived as having a "dirty" job.

Question 21

Which of the following examples best illustrates a compensating wage differential?

A)Sara and Tom are each 30 years old.Tom earns more than Sara because he has 8 years of work experience, whereas Sara only has 4.
B)Sara earns more than Tom because she has a bachelor's degree, whereas Tom has an associate's degree.
C)Sara earns more than Tom because Sara is an electrical engineer, whereas Tom is a fast-food worker.
D)None of the above is correct.

Question 22

Human capital is

A)an important determinant of wages, but it does not affect the production of goods and services.
B)an important determinant of wages, and it affects the production of goods and services.
C)a specific type of physical capital.
D)very different from physical capital in that physical capital represents an investment, while human capital does not represent an investment.

Question 23

Scenario 19-2
Travis, a student at a community college, is considering what he should do for summer employment. Two recruiters show up at his school in search of summer workers. Recruiter A is looking for workers to help a disaster relief agency distribute food aid in Africa. Recruiter B is looking for custodial help to clean motel rooms in a motel located near the entrance to a famous national park.
Refer to Scenario 19-2.Travis is carefully considering the options that each recruiter presents.On the basis of knowledge obtained in his economics class,Travis concludes that

A)if the job in Africa has a lot of job satisfaction, the wage will be higher.
B)if the job in Africa has a lot of job satisfaction, the wage will be lower.
C)if the job cleaning motel rooms is disagreeable, the wage will be lower.
D)Both a and c are correct.

Question 24

Human capital

A)represents the accumulation of investments in people, such as education and on-the-job training.
B)represents the types of capital built by people rather than by machines.
C)is less important to the economy's production than physical capital.
D)Both a and b are correct.

Question 25

The following jobs are ranked from most desirable to least desirable from a survey of college seniors: personal fitness trainer,financial analyst,insurance agent,and sales clerk.Which of the four jobs will pay the least?

A)personal fitness trainer because of compensating differentials in wages
B)sales clerk because it requires the least education
C)insurance agent because the supply of them is very high
D)Any of the above explanations could be correct.

Question 26

Coal mining is a dangerous and dirty job.Suppose someone developed new machinery that made coal mining safer and cleaner;at the same time,it made coal miners more productive.We would expect that the wages of coal miners would

A)rise.
B)fall.
C)stay exactly the same.
D)rise, fall, or stay the same.

Question 27

Scenario 19-2
Travis, a student at a community college, is considering what he should do for summer employment. Two recruiters show up at his school in search of summer workers. Recruiter A is looking for workers to help a disaster relief agency distribute food aid in Africa. Recruiter B is looking for custodial help to clean motel rooms in a motel located near the entrance to a famous national park.
Refer to Scenario 19-2.Travis is carefully considering the options that each recruiter presents.On the basis of knowledge obtained in his economics class,Travis concludes that

A)if the motel job requires some night shift work, wages will be lower than otherwise.
B)the job that is more fun will have a higher wage.
C)if the motel job doesn't require any special skills, the wage offer will be lower than otherwise.
D)All of the above are correct.

Question 28

The accumulation of investments in people,such as education and on the job training,is known as

A)physical capital.
B)human capital.
C)efficiency wage.
D)a union.

Question 29

Scenario 19-2
Travis, a student at a community college, is considering what he should do for summer employment. Two recruiters show up at his school in search of summer workers. Recruiter A is looking for workers to help a disaster relief agency distribute food aid in Africa. Recruiter B is looking for custodial help to clean motel rooms in a motel located near the entrance to a famous national park.
Refer to Scenario 19-2.Travis is carefully considering the options that each recruiter presents.On the basis of knowledge obtained in his economics class,Travis concludes that

A)if the motel job also requires an ability to do general plumbing repairs, the wage offer will be higher than otherwise.
B)if the food distribution job has a requirement for special training or certification, the wage offer will be higher than otherwise.
C)if the food distribution job exposes him to the Ebola virus, the wage will be high.
D)All of the above are correct.

Question 30

Store clerks are known to have low wages.This is likely to be reflect the fact that

A)store clerk jobs are perceived to be relatively easy, thus attracting low-skill workers.
B)store clerk jobs are perceived to be relatively difficult, thus attracting high-skill workers..
C)many people perceive the job of store clerk as having an element danger.
D)store clerks are required to have a college degree.

Question 31

When two workers work for the same company but get paid different wages,there is likely to be a

A)compensating differential.
B)difference in years of experience.
C)difference in productivity.
D)Any of the above explanations are possible.

Question 32

Scenario 19-1
Ferris B., a student at a community college, is considering what he should do for summer employment. Two recruiters show up at his school in search of summer workers. Recruiter A is looking for lifeguards to patrol the beach at an exclusive island resort in the Caribbean. Recruiter B is looking for workers to staff positions at a summer youth camp.
Refer to Scenario 19-1.Ferris is carefully considering the options that each recruiter presents.On the basis of knowledge obtained in his economics class,Ferris concludes that

A)the lifeguard job will be more fun than the summer camp job, so the wage for that job will be higher than otherwise.
B)if the summer camp job doesn't require any special skills, the wage for that job will be lower than otherwise.
C)since the summer camp job requires some night shift work, the wage for that job will be lower than otherwise.
D)All of the above are correct.

Question 33

Taxi cab drivers in large cities are likely to earn more than taxi cab drivers in rural areas.One reason for this wage differential could be that

A)driving in large cities is more dangerous than driving in rural areas.
B)driving in large cities is more fun than driving in rural areas.
C)driving in large cities is easier than driving in rural areas.
D)it is unlikely that a taxi cab driver in a large city will be involved in a traffic accident with farm animals.

Question 34

Bob and Rob are identical twins who attended grammar school through college together.Bob took a job as an engineer who must travel out of state once a week.Rob took a job as an engineer who does not have to travel out of the state.Bob earns $100,000 a year,and Rob earns $85,000 a year.Select the best explanation for this wage difference.

A)Rob has more human capital relative to Bob.
B)Rob has less human capital relative to Bob.
C)Bob receives a higher wage to compensate for the disagreeable nature of business travel.
D)Bob's higher salary supports the signaling theory of education.

Question 35

Mary and Ashley are identical twins who attended grammar school through high school together.Mary got a job after high school,and Ashley got a job after graduating from college.Mary earns $36,000 a year,and Ashley earns $69,000 a year.Select the best explanation for this wage difference.

A)Ashley has more human capital relative to Mary.
B)Mary has more human capital relative to Ashley.
C)Mary has received a compensating differential
D)Ashley has received a compensating differential.

Question 36

Scenario 19-1
Ferris B., a student at a community college, is considering what he should do for summer employment. Two recruiters show up at his school in search of summer workers. Recruiter A is looking for lifeguards to patrol the beach at an exclusive island resort in the Caribbean. Recruiter B is looking for workers to staff positions at a summer youth camp.
Refer to Scenario 19-1.Ferris is carefully considering the options that each recruiter presents.On the basis of knowledge obtained in his economics class,Ferris concludes that

A)wages are unlikely to be affected by job requirements.
B)since the lifeguard job would expose him to a threat of skin cancer, the wage will be low.
C)if the lifeguard job has a requirement for special training or certification, the wage offer will be higher than otherwise.
D)if the lifeguard job also requires a willingness to clean public restrooms, the wage offer will be lower than otherwise.

Question 37

Professional underwater divers are known to have high wages and work an average of only 20 hours per week.The high wages are partially explained by the fact that the job is likely

A)to be very dull.
B)to be fun.
C)to be very dangerous.
D)to require a college degree.

Question 38

A difference in wages between a highly-educated worker and a less-educated worker is

A)a compensating differential for the cost of becoming educated.
B)a signal that the market is indifferent to a worker's level of human capital.
C)considered unfair by economists.
D)considered unfair by everyone.

Question 39

Assuming that all other things are equal,including the wage,which of the following statements is correct?

A)The quantity of labor supplied for easy jobs exceeds that for difficult jobs.
B)The quantity of labor supplied for fun jobs exceeds that for dull jobs.
C)The quantity of labor supplied for safe jobs exceeds that for dangerous jobs.
D)All of the above are correct.

Question 40

Which of the following is an example of human capital?

A)machines built by people
B)formal education acquired in schools
C)on-the-job training
D)Both b and c are correct.

Question 41

A prestigious private high school requires each of its teachers to have a Ph.D.in the subject they teach.This requirement is likely to

A)increase the supply of teachers to this school.
B)increase wages for teachers at the private school relative to those at public schools.
C)decrease the marginal product of teachers at the private school.
D)All of the above are correct.

Question 42

The Asian Development Bank has been investing in education and training programs in the developing economies of Asia over the last five years.As a result of this investment,economists who adhere to the human capital view of education would predict

A)rising wages as labor productivity is enhanced.
B)falling wages as the labor market is saturated with too many educated workers.
C)the marginal productivity of capital would not be affected.
D)the marginal productivity of labor would not be affected.

Question 43

The return to investment in human capital is observed

A)only when workers are assigned identical tasks.
B)in the wage differential between workers.
C)in the high school dropout rate in inner-city urban school districts.
D)in the low wages of educated factory workers.

Question 44

When the supply of workers is plentiful,one would predict that market wages would be

A)determined outside the domain of economic theory.
B)determined solely by factors that affect demand.
C)low, other things equal.
D)high, other things equal.

Question 45

A recent law school graduate is considering two offers to practice law,one in California and one in Alabama.The California bar exam is very difficult to pass,in part because California has a large number of unaccredited law schools.Assuming all other things equal,the attorney would expect

A)to be unable to predict the wage difference between Alabama and California.
B)to make a higher wage in California.
C)to make a higher wage in Alabama.
D)wages in California and Alabama to be identical.

Question 46

When an employer pays the cost of educating a worker,it is likely that the employer

A)is demonstrating altruistic motives.
B)is pursuing some objective other than profit-maximization.
C)hopes to recapture its investment in the form of increased labor productivity.
D)receives reimbursement from the government for the cost of the education.

Question 47

People are willing to invest in human capital because

A)the demand for skilled labor is higher than for unskilled labor.
B)it increases the marginal product of their labor.
C)firms are willing to pay more for more productive workers.
D)All of the above are correct.

Question 48

The ownership of human capital

A)is typically embodied in related physical capital.
B)may be subject to government restrictions on transferability.
C)is not easily transferable.
D)All of the above are correct.

Question 49

Expenditures on human capital

A)reflect an expectation of some future return on the investment.
B)are generally embodied in a specific individual.
C)reflect an investment of resources today to raise productivity in the future.
D)All of the above are correct.

Question 50

Philip is the best contractor in town,and he earns $400,000 a year.Billy is an average contractor in town,and he earns $80,000 a year.Philip's contracting services

A)are valued more by the market relative to Billy's and that explains why his income is higher than Billy's.
B)are valued less by the market relative to Billy's and that explains why his income is higher than Billy's.
C)are valued less by the market relative to Billy's and that explains why his income is lower than Billy's.
D)are more expensive because he receives a compensating differential.

Question 51

Jill is the best eye surgeon in town,and she earns $350,000 a year.Susan is an average eye surgeon in town,and she earns $100,000 a year.Jill's skills as a surgeon

A)are valued more by the market relative to Susan's and that explains why her income is higher than Susan's.
B)are valued less by the market relative to Susan's and that explains why her income is higher than Susan's.
C)are valued less by the market relative to Susan's and that explains why her income is lower than Susan's.
D)are more expensive because she receives a compensating differential.

Question 52

The wage difference between jobs that require education and those that don't

A)is not likely to be related to productivity differences.
B)is a barrier to obtaining an education.
C)does not affect the supply of workers in the different labor markets.
D)encourages workers to bear the cost of acquiring education.

Question 53

In recent years,the ratio of earnings of the typical U.S.college graduate to the earnings of the typical high school graduate without additional education has

A)risen as the demand for skilled labor has increased relative to the demand for unskilled labor.
B)risen as the demand for skilled labor has decreased relative to the demand for unskilled labor.
C)fallen as the demand for skilled labor has increased relative to the demand for unskilled labor.
D)fallen as the demand for skilled labor has decreased relative to the demand for unskilled labor.

Question 54

Which of the following would be considered an investment in human capital?

A)education
B)a teacher's blackboard
C)the purchase of a new computer to enhance labor productivity
D)All of the above are correct.

Question 55

The time spent by students in college

A)leads to lower lifetime earnings because opportunity costs are high.
B)is an investment in human capital.
C)decreases human capital by lowering work experience.
D)increases as the wages paid to low-skilled workers rise.

Question 56

Nemedia and Aquilonia have just started to trade with each other.Nemedia exports goods produced with skilled labor and imports goods made with unskilled labor from Aquilonia.Over time,we would expect that the wages of skilled labor in Nemedia will

A)rise, and the wages of unskilled labor in Nemedia will fall.
B)fall, and the wages of unskilled labor in Nemedia will rise.
C)rise, and the wages of unskilled labor in Nemedia will rise.
D)fall, and the wages of unskilled labor in Nemedia will fall.

Question 57

Other things equal,when the supply of workers is scarce,one would predict that market wages would be

A)relatively high.
B)relatively low.
C)determined solely by factors that affect demand.
D)determined outside the domain of economic theory.

Question 58

In general,the higher a person's education level,

A)the higher the person's earnings.
B)the more physically attractive the person is likely to be.
C)the more socially outgoing the person is likely to be.
D)All of the above are correct.

Question 59

Which of the following is the most important source of human capital?

A)education
B)effort
C)chance
D)physical strength

Question 60

The belief that education makes a person more productive and thereby raises his or her wage is referred to as the

A)compensating-differential view of education.
B)natural-ability view of education.
C)unmeasured-variables view of education.
D)human-capital view of education.

Question 61

An "international trade" hypothesis has been advanced as an explanation for the widening earnings gap between skilled and unskilled workers in the United States.This hypothesis asserts that,when international trade expands,the domestic demand for skilled labor

A)rises, and the domestic demand for unskilled labor also rises.
B)rises, and the domestic demand for unskilled labor falls.
C)falls, and the domestic demand for unskilled labor rises.
D)falls, and the domestic demand for unskilled labor also falls.

Question 62

Workers whose skills become obsolete as a result of technological change are often paid a lower wage as a result of

A)natural ability.
B)geographic location of employment.
C)chance.
D)work effort.

Question 63

In recent years,the amount of international trade in which the United States engages has

A)increased, altering the demand for skilled and unskilled labor.
B)decreased a little, altering the demand for skilled and unskilled labor.
C)decreased substantially, altering the demand for skilled and unskilled labor.
D)remained fairly constant; thus, the demand for skilled and unskilled labor is unchanged.

Question 64

The statement "the rich get richer and the poor get poorer" is evident in the fact that

A)the earnings gap between high-skill jobs and low-skill jobs has increased over the last several years.
B)developing countries do not pay workers the value of their marginal product.
C)developed economies export high-skill jobs to developing countries.
D)All of the above are correct.

Question 65

Economists who attempt to explain the increasing earnings gap between skilled and unskilled workers offer two main hypotheses:

A)One hypothesis emphasizes education, and the other emphasizes random influences.
B)One hypothesis emphasizes education, and the other emphasizes supply and demand.
C)One hypothesis emphasizes international trade, and the other emphasizes technology.
D)One hypothesis emphasizes signaling, and the other emphasizes education.

Question 66

Which of the following scenarios would serve to decrease the demand for unskilled labor in our country?

A)increased productivity gains among the unskilled laborers
B)increased demand for goods produced by unskilled labor
C)increased international trade with countries where unskilled labor is more plentiful
D)increased supply of migrant workers

Question 67

Business firms that pay salespeople a percentage of the sales they make are attempting to reward

A)work effort.
B)loyalty to the firm.
C)years of schooling.
D)years of experience.

Question 68

The difference in wages paid to major-league baseball players and minor-league baseball players is most likely due to

A)chance.
B)natural ability.
C)the fact that the players' union is strong.
D)a compensating differential.

Question 69

In recent years,the amount of international trade in which the United States engages has increased.Which of the following accurately describes the effect(s)on labor demanded by firms in the United States?

A)The demand for both skilled and unskilled labor has increased.
B)The demand for both skilled and unskilled labor has decreased.
C)The demand for skilled labor relative to unskilled labor has risen.
D)The demand for unskilled labor relative to skilled labor has risen.

Question 70

If unskilled labor is relatively plentiful and cheap in many foreign countries,then as the United States expands its trade with these foreign countries,the domestic demand for

A)unskilled labor will rise and skilled labor will fall.
B)skilled labor will rise and unskilled labor will fall.
C)both skilled and unskilled labor will rise proportionately.
D)both skilled and unskilled labor will be unaffected, assuming no barriers to free trade.

Question 71

A "technology" hypothesis has been advanced as an explanation for the widening earnings gap between skilled and unskilled workers in the United States.This hypothesis emphasizes the likelihood that technological advances have

A)increased the supply of both skilled and unskilled workers.
B)increased the supply of skilled workers and decreased the supply of unskilled workers.
C)increased the demand for skilled workers and decreased the demand for unskilled workers.
D)decreased the demand for both skilled and unskilled workers.

Question 72

Economists who study labor markets have documented

A)a general decline in the wages of college graduates over the last decade.
B)an increasing trend in U.S.labor markets for employers to pay all costs of education and training.
C)a decrease in the earnings gap between low-skill and high-skill workers over the past two decades.
D)an increase in the earnings gap between low-skill and high-skill workers over the past two decades.

Question 73

Which of the following explains the widening earnings gap between skilled and unskilled workers in the United States?

A)International trade has altered the relative demand for skilled and unskilled labor.
B)Changes in technology have altered the relative demand for skilled and unskilled labor.
C)Both a and b are correct.
D)None of the above is correct.

Question 74

Economists who study labor markets have discovered that

A)only about 5 percent of wage differences are related to chance.
B)ability is not difficult to measure but is largely insignificant in explaining wage differences.
C)work effort is difficult to measure but is not likely to contribute much to an explanation of wage differences.
D)ability, effort, and chance are likely to be significant contributors to wage differences.

Question 75

Economists who attempt to explain the increasing earnings gap between skilled and unskilled workers in the United States offer two main hypotheses.Both hypotheses

A)suggest that demand and supply conditions have played a less important role in determining workers' wages in recent years.
B)suggest that, over time, the demand for skilled labor has risen relative to the demand for unskilled labor.
C)emphasize the shrinking importance of international trade in recent years.
D)emphasize the growing importance of women and teenagers in the workforce in recent years.

Question 76

Economists have proposed which of the following hypotheses to explain the rising wage gap between skilled and unskilled workers? (i) increases in the role of unions in setting skilled wage scales
(ii) increasing international trade
(iii) technological change

A)(i) and (iii) only
B)(ii) and (iii) only
C)(i) and (ii) only
D)(iii) only

Question 77

Workers with more human capital on average earn substantially higher pay than workers with less human capital in

A)most countries but not in the United States.
B)the United States but not in most other countries.
C)the United States and in most other countries.
D)None of the above is correct; the evidence fails to indicate that human capital is a significant factor in determining earnings anywhere in the world.

Question 78

Over the last 20 years or so,the earnings gap between workers with college degrees and workers with high school degrees has

A)remained roughly constant for both men and women.
B)widened for both men and women.
C)widened for men and narrowed for women.
D)narrowed for men and widened for women.

Question 79

When computers are used to replace workers on a factory production line,the wage gap between skilled and unskilled workers

A)will increase only if the company can increase the price of its product.
B)is likely to increase.
C)is likely to decrease.
D)will not change.

Question 80

In the United States,the earnings gap between workers with college degrees and workers with high school degrees

A)has never been documented by reliable evidence.
B)is evident, but it has remained roughly constant over the past 20 years.
C)is evident, but it has diminished over the last 20 years.
D)is evident, and it has widened over the last 20 years.