If peanut butter and jelly are complements, then their cross elasticity of demand must be …….
Select ONE answer:
- a number between zero and one.
- a positive number that might be greater than 1.
- infinitely high.
- a negative number.
Show your workings to arrive at your answer, and explain and justify your reasons:……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………
This is a multiple choice question is suitable for Economics KS5 classes.
The answer is 4
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