Economics 9708 · AS & A Level · Price elasticity of demand

Price elasticity of demand — practice question

The table shows a set of price and cross-price elasticities for four commodities, W, X, Y and Z. Which commodity pairs are complements?

  • AW and X; W and Z
  • BW and Y; X and Y
  • CW and Z; X and Z
  • DX and Y; X and Z

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