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MMLU / If the price of firm A's cell phone service rises by 5 percent and the quantity…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

If the price of firm A's cell phone service rises by 5 percent and the quantity demanded for firm B's cell phone service increases by 10 percent, we can say that

choices

  1. demand for firm B is price elastic.
  2. supply for firm B is price elastic.
  3. firms A and B are substitutes because the cross-price elasticity is greater than zero.
  4. firms A and B are complements because the cross-price elasticity is less than zero.

subject

high_school_microeconomics

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Source and history

Official source

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