Income and Wealth Inequality: Lorenz Curve, Gini Coefficient, Poverty, Redistribution, Progressive Taxation, Equity vs Efficiency

1. Income inequality means

A unequal distribution of income among people or households
B unequal ownership of physical goods only
C a fall in total national income
D equal wages for all workers

2. Wealth inequality means

A unequal distribution of accumulated assets
B unequal distribution of annual earnings only
C equal ownership of land and property
D a rise in government spending

3. Which is an example of income?

A wages earned each month
B house owned by a family
C shares owned in a company
D inherited land

4. Which is an example of wealth?

A salary from employment
B rent received this month
C savings and property owned
D weekly unemployment benefit

5. Which statement is correct?

A income is a flow; wealth is a stock
B income is a stock; wealth is a flow
C income and wealth are always equal
D wealth cannot generate income

6. Which is most likely to increase wealth inequality?

A equal inheritance for all households
B large inheritances concentrated among rich families
C universal access to free education
D progressive taxation with effective redistribution

7. Which is most likely to reduce income inequality?

A regressive taxation
B progressive taxation and targeted welfare benefits
C removal of all public education spending
D monopoly ownership by a small group

8. Which is a cause of wage inequality?

A differences in skills, education and productivity
B identical skills and identical responsibilities
C equal access to all jobs at all times
D all workers having the same MRP

9. Which worker is likely to receive a higher wage?

A worker with scarce skills and high MRP
B worker with no demand for their output
C worker whose skills are easily replaced
D worker in an occupation with excess labour supply

10. A major cause of wealth inequality is

A inheritance and asset ownership
B equal income distribution
C identical saving rates
D zero property ownership

Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.

11. A Lorenz curve shows

A distribution of income or wealth
B price elasticity of demand
C unemployment over time
D balance of payments changes

12. The line of perfect equality on a Lorenz curve diagram shows

A each percentage of population receives the same percentage of income
B the richest 10% receive all income
C the poorest 50% receive zero income
D national income is falling

13. The further the Lorenz curve is from the line of perfect equality, the

A greater the inequality
B lower the inequality
C higher the equality
D lower the Gini coefficient necessarily

14. If the Lorenz curve lies exactly on the line of perfect equality, the Gini coefficient is

A 0
B 0.5
C 1
D 100

15. If one person receives all income and everyone else receives none, the Gini coefficient is closest to

A 0
B 0.1
C 0.5
D 1

16. The Gini coefficient measures

A the degree of inequality in income or wealth distribution
B the level of inflation
C the rate of unemployment
D the size of government debt

17. A rise in the Gini coefficient usually means

A inequality has increased
B inequality has decreased
C perfect equality has been achieved
D total GDP must have fallen

18. A fall in the Gini coefficient usually means

A distribution has become more equal
B distribution has become less equal
C inflation has increased
D all poverty has disappeared

19. Which country has the most equal income distribution?

A Gini coefficient 0.22
B Gini coefficient 0.39
C Gini coefficient 0.61
D Gini coefficient 0.84

20. Which country has the highest inequality?

A Gini coefficient 0.18
B Gini coefficient 0.31
C Gini coefficient 0.55
D Gini coefficient 0.73

21. If the poorest 40% of households receive only 10% of total income, this suggests

A income inequality
B perfect equality
C zero poverty necessarily
D equal wealth distribution

22. If the poorest 20% receive 20% of income and the poorest 60% receive 60% of income, the Lorenz curve

A lies on the line of perfect equality
B lies far below the equality line
C shows maximum inequality
D shows a Gini coefficient of 1

23. The Gini coefficient is calculated as

A area between the line of equality and Lorenz curve / total area below the line of equality
B total income / population
C government spending / tax revenue
D poorest income / richest income only

24. If the area between the line of equality and Lorenz curve is 0.18, and the total area below the equality line is 0.50, the Gini coefficient is

A 0.09
B 0.18
C 0.36
D 0.50

25. If the Gini coefficient changes from 0.32 to 0.47, this means

A inequality has increased
B inequality has decreased
C poverty has been eliminated
D income is perfectly equal

Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.

26. Absolute poverty means

A income is below the level needed to afford basic necessities
B income is lower than average income only
C wealth is lower than another person’s wealth
D income inequality has disappeared

27. Relative poverty means

A poverty measured compared with average or median living standards in society
B complete absence of all income in every case
C income below the cost of survival only
D total GDP falling below zero

28. Which person is most likely in absolute poverty?

A someone unable to afford basic food, shelter and healthcare
B someone earning below average but still able to meet all basic needs comfortably
C a high-income person with fewer assets than a billionaire
D a student choosing not to work while supported by parents

29. Which person is most likely in relative poverty?

A a household earning far below median income in a rich country
B a millionaire with slightly less wealth than another millionaire
C a firm making lower profit than its rival
D a country with rising exports

30. Economic growth may reduce absolute poverty if

A it creates jobs and raises incomes for low-income households
B all gains go only to asset owners
C inflation rises faster than wages for the poor
D government cuts all welfare spending

31. Economic growth may fail to reduce relative poverty if

A incomes of the rich rise much faster than incomes of the poor
B all groups experience equal percentage income gains
C low-income workers gain more than high-income workers
D progressive taxation becomes stronger

32. Which policy directly redistributes income?

A progressive taxation with welfare benefits
B lower interest rates only
C exchange rate depreciation only
D deregulation of product markets only

33. Progressive taxation means

A the proportion of income paid in tax rises as income rises
B the proportion of income paid in tax falls as income rises
C everyone pays exactly the same amount of tax
D taxes are only charged on imports

34. Regressive taxation means

A poorer people pay a higher proportion of income in tax than richer people
B richer people pay a higher proportion of income in tax
C tax rates rise with income
D tax is never paid by consumers

35. Proportional taxation means

A everyone pays the same percentage of income in tax
B high-income earners pay a lower percentage
C low-income earners pay a higher percentage
D no one pays tax

36. Which is the clearest example of progressive taxation?

A income tax with higher marginal rates for higher income bands
B sales tax on essential food
C flat-rate licence fee
D indirect tax on basic household goods

37. Which is most likely to be regressive?

A indirect tax on basic necessities
B progressive income tax
C inheritance tax on large estates
D tax on luxury property

38. A transfer payment is

A payment made without receiving a good or service in return
B wage paid for labour services
C profit paid to shareholders for output
D price paid for a consumer good

39. Which is an example of a transfer payment?

A unemployment benefit
B wage for factory work
C payment for raw materials
D price paid for a haircut

40. Means-tested benefits are benefits given based on

A income or wealth level
B nationality only
C product price only
D exchange rate movements

Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.

41. Universal benefits are paid

A to all eligible people regardless of income
B only to firms making losses
C only to high-income households
D only when exports rise

42. Which is a possible advantage of means-tested benefits?

A they target support to those most in need
B they always have zero administrative cost
C they remove all poverty instantly
D they are paid to everyone regardless of need

43. Which is a possible disadvantage of means-tested benefits?

A they may create poverty traps or discourage extra work
B they always increase incentives to work
C they cannot reduce poverty
D they are impossible to administer

44. A poverty trap may occur when

A extra earnings lead to lost benefits and higher taxes, leaving little net gain from work
B higher wages always increase disposable income fully
C benefits are paid with no conditions and no withdrawal
D tax rates are zero for all workers

45. Which policy is most likely to improve equality of opportunity?

A free education and healthcare
B lower taxes only for high-income earners
C cutting school funding in poor areas
D removing access to training

46. Which is a possible efficiency cost of very high progressive taxes?

A reduced incentives to work, save or invest
B higher incentive to work longer hours always
C lower tax avoidance always
D guaranteed higher productivity

47. Which is a possible benefit of reducing inequality?

A improved social cohesion and reduced poverty
B lower education access for poor households
C higher crime necessarily
D lower human capital always

48. The equity-efficiency trade-off suggests that

A policies increasing equality may sometimes reduce incentives and efficiency
B equality always increases efficiency with no cost
C efficiency always requires maximum inequality
D redistribution has no opportunity cost

49. Which chain best explains redistribution?

A progressive tax → higher revenue from high-income groups → welfare/public services → lower inequality
B regressive tax → poorer households pay less proportionately → inequality falls automatically
C welfare cuts → poor households gain income → poverty falls
D inheritance concentration → wealth equality rises

50. Which chain is most accurate?

A unequal education access → unequal skills → unequal MRP → wage inequality
B higher Gini coefficient → perfect equality → zero poverty
C progressive taxation → lower support for poor households → higher inequality always
D Lorenz curve closer to equality line → higher inequality → Gini rises

1. Answer: A

A correct: income inequality means income is distributed unevenly among individuals or households.
B wrong: physical goods/assets relate more to wealth inequality.
C wrong: national income falling is economic decline, not inequality.
D wrong: equal wages would reduce wage inequality.

2. Answer: A

A correct: wealth inequality means assets such as property, savings, shares and land are unequally owned.
B wrong: annual earnings are income, not wealth.
C wrong: equal ownership means no wealth inequality.
D wrong: government spending is fiscal policy.

3. Answer: A

A correct: wages are income because they are earned regularly over time.
B wrong: a house is wealth/an asset.
C wrong: shares are wealth/assets.
D wrong: inherited land is wealth.

4. Answer: C

A wrong: salary is income.
B wrong: rent received this month is income from wealth.
C correct: savings and property owned are wealth.
D wrong: unemployment benefit is income/transfer payment.

5. Answer: A

A correct: income is a flow over time; wealth is a stock of assets at a point in time.
B wrong: this reverses the concepts.
C wrong: income and wealth are related but not equal.
D wrong: wealth can generate income, such as rent, dividends and interest.

6. Answer: B

A wrong: equal inheritance would reduce wealth inequality.
B correct: large inheritances going mainly to rich families concentrate assets further.
C wrong: education access can reduce future income inequality.
D wrong: redistribution reduces inequality.

7. Answer: B

A wrong: regressive taxes can increase inequality.
B correct: progressive taxes and welfare redistribute income from richer to poorer households.
C wrong: removing education spending worsens inequality of opportunity.
D wrong: concentrated monopoly ownership may increase inequality.

8. Answer: A

A correct: different skills, education and productivity lead to different MRP and wages.
B wrong: identical skills/responsibilities would reduce wage gaps.
C wrong: equal access would reduce inequality.
D wrong: same MRP would suggest similar wages.

9. Answer: A

A correct: scarce skills and high MRP increase employer demand and wages.
B wrong: no demand for output lowers labour demand.
C wrong: easily replaceable skills reduce wage power.
D wrong: excess labour supply pushes wages down.

10. Answer: A

A correct: inheritance and ownership of assets are major sources of wealth inequality.
B wrong: equal income distribution reduces inequality.
C wrong: identical saving rates reduce differences.
D wrong: zero property ownership would reduce one source of wealth inequality.

Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.

11. Answer: A

A correct: Lorenz curve shows how income or wealth is distributed across a population.
B wrong: PED is shown by demand responsiveness.
C wrong: unemployment over time is shown by labour-market/time-series data.
D wrong: balance of payments changes are external-sector data.

12. Answer: A

A correct: perfect equality means each share of population receives the same share of income.
B wrong: richest 10% receiving all income is maximum inequality.
C wrong: poorest 50% receiving zero income shows inequality.
D wrong: national income level is not shown directly.

13. Answer: A

A correct: the further the Lorenz curve bows away from the equality line, the greater the inequality.
B wrong: lower inequality brings the curve closer to the equality line.
C wrong: higher equality means less distance from the line.
D wrong: greater inequality means higher, not lower, Gini coefficient.

14. Answer: A

A correct: perfect equality gives a Gini coefficient of 0.
B wrong: 0.5 indicates inequality.
C wrong: 1 indicates maximum inequality.
D wrong: Gini is usually measured between 0 and 1.

15. Answer: D

A wrong: 0 means perfect equality.
B wrong: 0.1 shows low inequality.
C wrong: 0.5 shows significant inequality but not maximum.
D correct: if one person receives all income, the Gini coefficient is closest to 1.

16. Answer: A

A correct: Gini coefficient measures inequality of income or wealth distribution.
B wrong: inflation is measured by price indices.
C wrong: unemployment rate measures joblessness.
D wrong: government debt is fiscal data.

17. Answer: A

A correct: higher Gini means income/wealth is distributed less equally.
B wrong: lower Gini means inequality decreases.
C wrong: perfect equality is Gini 0.
D wrong: GDP can rise or fall independently of inequality.

18. Answer: A

A correct: lower Gini means distribution has become more equal.
B wrong: less equal distribution would increase Gini.
C wrong: inflation is unrelated.
D wrong: poverty may still exist even with a lower Gini.

19. Answer: A

A correct: 0.22 is closest to 0, so it shows the most equal distribution.
B wrong: 0.39 shows more inequality than 0.22.
C wrong: 0.61 is high inequality.
D wrong: 0.84 is very high inequality.

20. Answer: D

A wrong: 0.18 is low inequality.
B wrong: 0.31 is lower than 0.55 and 0.73.
C wrong: 0.55 is high but not highest here.
D correct: 0.73 is closest to 1, so highest inequality.

21. Answer: A

A correct: if 40% of households receive only 10% of income, income is unevenly distributed.
B wrong: perfect equality would give poorest 40% exactly 40% of income.
C wrong: inequality does not prove zero poverty.
D wrong: this is income distribution, not wealth.

22. Answer: A

A correct: if each population share receives the same income share, the Lorenz curve lies on the equality line.
B wrong: far below the line shows inequality.
C wrong: maximum inequality is one person/group receiving almost all income.
D wrong: Gini would be 0, not 1.

23. Answer: A

A correct: Gini = area between equality line and Lorenz curve / total area under equality line.
B wrong: total income/population gives income per head.
C wrong: government spending/tax revenue is fiscal balance type ratio.
D wrong: poorest/richest income is not the Gini formula.

24. Answer: C

A wrong: 0.09 multiplies instead of divides.
B wrong: 0.18 is only the numerator.
C correct: Gini = 0.18 / 0.50 = 0.36.
D wrong: 0.50 is total area under equality line.

25. Answer: A

A correct: Gini rises from 0.32 to 0.47, so inequality increases.
B wrong: inequality decreases when Gini falls.
C wrong: poverty is not necessarily eliminated.
D wrong: perfect equality is Gini 0.

Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.

26. Answer: A

A correct: absolute poverty means income is too low to afford basic needs such as food, shelter and healthcare.
B wrong: lower than average income is relative poverty.
C wrong: comparison with another person’s wealth is inequality, not absolute poverty.
D wrong: poverty can exist even if inequality changes.

27. Answer: A

A correct: relative poverty is measured compared with normal living standards in that society.
B wrong: complete absence of income is extreme but not the definition.
C wrong: survival minimum is absolute poverty.
D wrong: GDP below zero is not relevant.

28. Answer: A

A correct: inability to afford basic necessities is absolute poverty.
B wrong: below average but meeting basic needs comfortably is more likely relative poverty, not absolute.
C wrong: having fewer assets than a billionaire is wealth inequality, not poverty.
D wrong: supported student is not necessarily poor.

29. Answer: A

A correct: far below median income in a rich country is relative poverty.
B wrong: millionaire comparison is inequality, not poverty.
C wrong: firm profit comparison is business performance.
D wrong: exports rising is trade data.

30. Answer: A

A correct: growth can reduce absolute poverty if jobs and incomes rise for poorer households.
B wrong: if gains go only to asset owners, poverty may not fall.
C wrong: inflation above poor people’s wage growth reduces real income.
D wrong: welfare cuts may worsen poverty.

31. Answer: A

A correct: relative poverty may remain or worsen if rich incomes rise faster than poor incomes.
B wrong: equal percentage gains may leave relative positions unchanged.
C wrong: poor gaining more would reduce relative poverty.
D wrong: stronger progressive taxation can reduce relative poverty.

32. Answer: A

A correct: progressive tax and welfare benefits directly redistribute income.
B wrong: interest rates affect borrowing/spending, not direct redistribution.
C wrong: depreciation affects trade/inflation.
D wrong: deregulation affects market structure/incentives.

33. Answer: A

A correct: progressive taxation takes a higher proportion of income as income rises.
B wrong: this describes regressive taxation.
C wrong: same amount tax is lump-sum/flat amount.
D wrong: import taxes are tariffs.

34. Answer: A

A correct: regressive taxes take a higher proportion of income from poorer people.
B wrong: this describes progressive taxation.
C wrong: tax rates rising with income are progressive.
D wrong: consumers often pay indirect taxes.

35. Answer: A

A correct: proportional taxation means everyone pays the same percentage of income.
B wrong: high-income earners paying lower percentage is regressive.
C wrong: low-income earners paying higher percentage is regressive.
D wrong: no tax is not proportional taxation.

36. Answer: A

A correct: higher marginal income tax rates for higher income bands are progressive.
B wrong: sales tax on essentials is likely regressive.
C wrong: flat licence fee is usually regressive.
D wrong: indirect tax on basic goods is regressive.

37. Answer: A

A correct: indirect tax on necessities takes a larger share of low-income households’ income.
B wrong: progressive income tax reduces inequality.
C wrong: inheritance tax on large estates is usually progressive.
D wrong: luxury property tax targets wealthier households.

38. Answer: A

A correct: transfer payments are payments without direct production of a good/service in return.
B wrong: wage is payment for labour services.
C wrong: profit is return to enterprise/capital ownership.
D wrong: price is payment for a good/service.

39. Answer: A

A correct: unemployment benefit is a transfer payment.
B wrong: wage is earned income from work.
C wrong: raw material payment is payment for goods.
D wrong: haircut payment is payment for a service.

40. Answer: A

A correct: means-tested benefits depend on income or wealth level.
B wrong: nationality alone is not means-testing.
C wrong: product price is unrelated.
D wrong: exchange rate movements are unrelated.

Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.

41. Answer: A

A correct: universal benefits are paid to everyone in an eligible category regardless of income.
B wrong: they are not only for firms.
C wrong: they are not only for high-income households.
D wrong: exports are unrelated.

42. Answer: A

A correct: means-testing focuses limited funds on poorer households.
B wrong: administration costs can be high.
C wrong: poverty is not instantly removed.
D wrong: paid to everyone regardless of need describes universal benefits.

43. Answer: A

A correct: means-tested benefits can reduce work incentives if extra income causes benefits to be withdrawn.
B wrong: incentives may fall.
C wrong: they can reduce poverty.
D wrong: they are administratively possible but costly/complex.

44. Answer: A

A correct: poverty trap occurs when extra work gives little extra disposable income due to taxes and lost benefits.
B wrong: if disposable income rose fully, there would be no trap.
C wrong: no withdrawal reduces poverty trap risk.
D wrong: zero tax reduces poverty trap risk.

45. Answer: A

A correct: free education and healthcare improve access to skills and wellbeing regardless of family income.
B wrong: tax cuts only for rich worsen opportunity gaps.
C wrong: cutting school funding in poor areas worsens inequality.
D wrong: removing training access reduces opportunity.

46. Answer: A

A correct: very high progressive taxes may reduce incentives to work, save, invest or take risks.
B wrong: incentives may fall, not always rise.
C wrong: tax avoidance may increase.
D wrong: productivity is not guaranteed to rise.

47. Answer: A

A correct: reducing inequality can reduce poverty, crime/social tension and improve cohesion.
B wrong: better equality usually improves access.
C wrong: crime may fall, not necessarily rise.
D wrong: human capital can rise if poorer households access education/healthcare.

48. Answer: A

A correct: redistribution can improve equity but may reduce incentives and efficiency in some cases.
B wrong: equality does not always increase efficiency without cost.
C wrong: efficiency does not require maximum inequality.
D wrong: redistribution has opportunity costs and incentive effects.

49. Answer: A

A correct: progressive taxation raises more from high-income groups and funds benefits/services that reduce inequality.
B wrong: regressive tax makes poorer households pay more proportionately.
C wrong: welfare cuts reduce income for poor households.
D wrong: inheritance concentration increases wealth inequality.

50. Answer: A

A correct: unequal education creates unequal skills, causing different productivity/MRP and wage inequality.
B wrong: higher Gini means more inequality, not perfect equality.
C wrong: progressive taxation usually funds support and reduces inequality.
D wrong: Lorenz curve closer to equality line means lower inequality and lower Gini.

Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.

Written and Compiled By Sir Hunain Zia (AYLOTI), World Record Holder With 154 Total A Grades, 11 World Records and 7 Distinctions, Educate A Change.