答案如下
In a natural monopoly:
A) one firm controls all natural resources.
B) the government reserves the industry sector dealing with natural resources for a few firms only.
C) the price charged by a monopolist is determined by the intersection of the demand curve with the marginal cost curve.
D) the average total cost of production continually declines with increased output.
Your answer: D was correct!
A monopoly situation in which the average total cost of production continually declines with increased output is called a natural monopoly.
| 
发表于 2006-4-3 12:19
| 
