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Friday, 03 April 2026
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Economics Past Questions and Answers

Jamb Economics Questions

Question 21:
The first petroleum exploring company to discover crude petroleum in Nigeria was?
  • A Mobil
  • B Texaco
  • C Agip
  • D Shell-BP
View Answer & Explanation
Question 22:
Concentrating industries in one place is advantageous because there are gains in terms of?
  • A External economies
  • B Internal economies
  • C Economies of scale
  • D Cost economies
View Answer & Explanation
Question 23:
Import substitution industrialization refers to?
  • A The concentration of industries for even regional development
  • B Setting up of industries for even development
  • C A situation in which local industries are set up to produce goods formerly imported
  • D The banning of imports which are subtitutes for domestically produce goods
View Answer & Explanation
Question 24:
An entrepreneur will continue to employ labour up to a point where?
  • A Costs are minimized
  • B Maximized efficiency is attained
  • C Wages are equal to marginal product of labour
  • D Marginal product of labour is equal to zero
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Question 25:
Optimum population is defined as the level of population at which?
  • A Per capital output is maximized
  • B Population is neither increasing nor decreasing
  • C Total national income is maximized
  • D Marginal efficiency of population is maximized
View Answer & Explanation