Which of the following would increase the equilibrium price of a used car and increase equilibrium qty.sold?

Question

a fall in income if used cars are an inferior good

an increase in wage rate paid

neither of the above because the question suggests a violation of the law of demand.

neither of the above bcuz of law of supply

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Answer 1

a fall in income if used cars are an inferior good

fall in income --> increase demand --> higher price and quantity

Answer 2

a fall in income if used cars are an inferior good