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31 votes
31 votes
If the slope of the budget line changes, there MUST have been a change in the consumer's preferences. an increase in the consumer's income. a change in the price of at least one good. a change in the price of both goods. None of these

User Jakob Lind
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1 Answer

17 votes
17 votes

Answer:

you change in the price of at least one good

User Kan Li
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