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Wednesday, 08 April 2026
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Economics Past Questions and Answers

Jamb Economics Questions

Question 11:
If the demand curve facing a firm is sharply downward-sloping, the firm is likely to be
  • A A monopolistic competitor as it can have a limited influence on price
  • B A monopolist as it can have a great influence on price
  • C A perfect competitor as it cannot influence the market price
  • D An oligopolist as it can collude with other firms to have some influence on price
View Answer & Explanation
Question 12:
A normal supply curve is usually positively sloped because the relationship between
  • A Price and supply is positive
  • B Demand and price is positive
  • C Supply and price is negative
  • D Price and demand is negative
View Answer & Explanation
Question 13:
Short-run period in production is a period too short for a firm to be able to change its
  • A Scale of operation
  • B Total revenue
  • C Total outputs
  • D Variable inputs
View Answer & Explanation
Question 14:
Price elasticity of supply is a ratio of the change in
  • A Original quantity to a change in new quantity
  • B Quantity supplied to the change in price
  • C Price to the change in quantity supplied
  • D Quantity supplied to the change in demand
View Answer & Explanation
Question 15:
The long-run average cost curve is called a planning curve because it shows what happens to costs when
  • A A bigger size of plant is built
  • B Differents sizes of plants are built
  • C Variable inputs are increased
  • D Fixed factors are increased
View Answer & Explanation