Economics 9708 · AS & A Level · 7.6

7.6 — practice question

What does a four-firm concentration ratio of 25% indicate?

  • AThe largest four firms’ market share totals 25%.
  • BThe largest four firms have a market share of 25% each.
  • CThere are only four firms in the industry.
  • DThe largest firm has a 25% market share.

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI