Exhibit 25-3
Firms | Market Share |
A | 7% |
B | 12% |
C | 3% |
D | 9% |
E | 10% |
F | 20% |
G | 6% |
H | 6% |
I | 14% |
J | 5% |
K | 5% |
L | 3% |
​
Refer to Exhibit 25-3. The four-firm concentration ratio forthis industry is
| a. | 46 percent. |
| b. | 49 percent. |
| c. | 56 percent. |
| d. | 44 percent. |
| e. | This cannot be determined without further information. |
Refer to Exhibit 25-3. The Herfindahl Index for this industry iscurrently
| a. | 10,000. |
| b. | 840. |
| c. | 1,980. |
| d. | 1,330. |
| e. | 1,110. |
Refer to Exhibit 25-3. The Justice Department would considerthis industry to be
| a. | concentrated, because the top four firms together control morethan 80 percent of the market share. |
| b. | concentrated, because there are fewer than 100 firms in theindustry. |
| c. | unconcentrated, because there is more than 1 firm in theindustry. |
| d. | unconcentrated, because the Herfindahl index is less than1,800. |
| e. | unconcentrated, because the Herfindahl index is more than1,800. |
