Refer to the figure below. If Laura and Chris are the only two consumers in this market, then the market demand for hamburger will be 9 pounds per week when the price of hamburger is: 

If wealthy U.S. consumers save most of their tax cut, this means that, compared to government spending changes,

a. tax changes would have a higher multiplier effect. b. tax changes would have a weaker multiplier effect. c. government spending would have a weaker multiplier effect. d. U.S. consumers would spend all of their tax cut.

Figure 7-8

Of the graphs in Figure 7-8, which represents fixed cost?

a.
1

b.
2

c.
3

d.
4