Figure 14.5 represents the market for used cars. Suppose buyers are willing to pay $5,000 for a plum (high-quality) used car and $3,000 for a lemon (low-quality) used car. If buyers believe that 80% of used cars in the market are lemons (low quality), what percent of used cars sold will actually be plums?

Explain the relationship between real GDP and aggregate planned expenditure, AE. What change to inventories takes place when the two are not equal?

What will be an ideal response?

What did the growing inequality of income during the 1920s indicate?

(a) That consumption expenditures would tend to weaken even though total income continued to rise (b) That spending for goods and business incentives to produce those goods became increasingly dependent on the wealthy (c) That the economy became more vulnerable to any shock, such as a stock market crash, that reduced the willingness of the wealthy to buy goods (d) All of the above