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Economics (AS & A Level) · May / June 2021 · Paper 11 · Question 5

9708Demand and supply curves

What could explain a shift of an upward-sloping supply curve to the right?

  1. Aan increase in firms’ unit labour costs
  2. Ban increase in the number of firms in the industry
  3. Can increase in the price of the good
  4. Dan indirect tax imposed on the good

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Correct answer: B. an increase in the number of firms in the industry

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