To find the market demand curve for in-line skates, we must
A) add the quantities demanded at every price and every income by every buyer of in-line skates.
B) add the quantities demanded at prices that all buyers can afford to pay.
C) take account of the skate buying plans of all actual and potential buyers in all possible situations.
D) sum horizontally the individual demand curves of all the buyers.
E) None of the above answers is correct because we need also to take account of the supply of in-line skates.
D
You might also like to view...
Keynesian economists argue that
A) equilibrium real GDP is demand-determined. B) equilibrium real GDP is supply-determined. C) equilibrium real GDP can be reached only in a theoretical economy. D) reaching equilibrium real GDP always results in inflation.
The consumer price index includes all of the following goods and services except
a. bonds of US corporations b. French wine c. Japanese VCRs d. used cars e. toiletries