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Thursday, 01 October 2026
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Economics Past Questions and Answers

Topic: National Income measurements and their problems

Jamb Economics Questions - National Income measurements and their problems

Question 6:
If MPC = 2/3 and investment is N100 million, the level of national income is
  • A N100 million
  • B N10 million
  • C N303 million
  • D N300 million
View Answer & Explanation
Question 7:
Net national income is
  • A Gross national income minus depreciation
  • B Gross domestic product plus net income from abroad
  • C Nominal national income divided by the price level
  • D Gross national income divided by the total population
  • E Gross national product plus subsidies minus indirect taxes
View Answer & Explanation
Question 8:
Capital earns income because?
  • A It is productive
  • B It is expensive
  • C It is always cheaper to substitute capital for labour
  • D It is technically more efficient than labour
  • E Both A and B above
View Answer & Explanation
Question 9:
Progressive income tax can be expressed as
  • A Tax that falls as income rises
  • B Tax that rises as income falls
  • C Tax that is independent of income
  • D Tax that rises as income rises
  • E Tax that is neutral to income
View Answer & Explanation
Question 10:
The National Electric Power Authority (NEPA) is a?
  • A Public limited company
  • B Public liability company
  • C Private authority
  • D Public corporation
  • E Federal government authority
View Answer & Explanation