For an individual concerned with whether or not the Social Security system provides a good rate of return on the money paid into the system, she only needs to look at the return on investment for previous beneficiaries

Scooters are a normal good and buyers' incomes decrease. Which of the figures above best illustrates how this change affects the demand curve for scooters?

A) Figure A B) Figure B C) Figure C D) Figure D E) None of the above answers is correct because the decrease in income will affect the supply curve not the demand curve.

Consumer debt increases. What is the impact on aggregate expenditures and income?

A) Both increase. B) Both decrease. C) Aggregate expenditure increases and income decreases. D) Aggregate expenditure decreases and income increases.