If 10 firms share the sales of the market equally, the four-firm ...

[Alainaaa8]

If 10 firms share the sales of the market equally, the four-firm concentration ratio is ________ percent.
 
  A) 100
  B) 40
  C) 10
  D) 5

Question 2

The figure above shows the market for milk in Cowland. A subsidy paid to producers of 1 per gallon of milk is introduced. If there are no external costs and no external benefits, the quantity of milk sold is
 
  A) greater than the efficient level of output.
  B) less than the efficient level of output.
  C) 100 million gallons greater than the efficient level of output.
  D) the efficient level of output.

[mcomstock09]

Answer to Question 1

B

Answer to Question 2

A