Correct answer = B
"Efficiency and Equity," Michael Parkin
2008 Modular Level I, Vol. 2, pp. 46-48
Study Session 4-14-e
explain 1) how efficient markets ensure optimal resource utilization and 2) the obstacles to efficiency and the resulting underproduction or overproduction, including the concept of deadweight loss
Public goods can be consumed simultaneously by everyone and it is not in each person's interest to buy her or his share of a public good. | 
发表于 2008-6-1 05:56
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