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Friday, 14 August 2026
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Economics Past Questions and Answers

Topic: The Theory of Price Determination

Jamb Economics Questions - The Theory of Price Determination

Question 31:
A monopolist will practice price discrimination in two markets if?
  • A The cost of separating the markets is large
  • B The markets have different elasticities of demand
  • C There is free flow of information in the two markets
  • D There is a patent of the commodity
View Answer & Explanation
Question 32:
Which of the following changes in equilibrium price and quantity is as a result of an upward shift in the market demand for a commodity?
  • A Both the price and the quantity fall
  • B The price rise and the quantity falls
  • C The price falls and the quantity rises
  • D Both the price and the quantity rise
View Answer & Explanation
Question 33:
If in this demand-supply diagram, the quantity supplied is OQ, then
  • A Price will be OP
  • B There will be excess demand of RT
  • C Price will be ON
  • D Price will tend to rise
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Question 34:
The demand and supply equations for a commodity are given respectively as D = 20 - 1/2P; S = 8 + 1/4P. Recalling that at equilibrium, D = S, the equilibrium (P) and quantity (Q) can be obtained as
  • A P = 12, Q = 16
  • B P = 15, Q = 10
  • C P = 12, Q = 14
  • D P = 16, Q = 12
View Answer & Explanation
Question 35:
The demand for a product is said to be price inelastic if?
  • A The price elasticity of demand is less than one
  • B The price elasticity of demand is greater than one
  • C A reduction in price results in increase in the quantity demanded
  • D An increase in price results in a decrease in the quantity demanded
View Answer & Explanation