A Concentration Ratio Indicates the

Multiple Choice

A concentration ratio indicates the

A) number of firms in an industry.
B) number of large firms in an industry compared to the number of large firms in another related industry.
C) percentage of total sales accounted for by the (for example) four largest firms.
D) percentage of sellers in an industry relative to the number of buyers.
E) percentage of sellers in an industry protected by barriers to entry relative to the number of sellers that wish to enter.