The table above lists the market shares of the twenty makers of personal computers. The four-firm concentration ratio tells us that
A) the four largest firms have 20 percent of the market.
B) there are no barriers to entry in this market.
C) the firms sell differentiated products.
D) all firms sell identical products.
A
Economics
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Which of the following correctly illustrates the leakages–injections approach to GDP?
a. DI + (NT) = C + I + G + (X ? M) b. S + C + NT = DI c. S + C + (NT) = I + G + (X ? M) d. S + (NT) + M = I + G + X e. S + (NT) = I + G + (X ? M)
Economics
The lag before the full effects of monetary policy on inflation are felt is longer than the lag before its effects on real output and unemployment are felt
a. True b. False Indicate whether the statement is true or false
Economics