NEC经济竞赛报名已经开始了，参赛的同学都报好名了吗？下面我们来给大家分享几道历年的NEC经济竞赛真题，大家看看都考察了哪些知识点吧！
NEC经济竞赛真题
You know that the supply of tennis rackets decreased and the demand for tennis rackets increased, but you do not know the magnitude of the changes. Compared to the original equilibrium price and quantity (before the changes), what can you say for certain?
A. The equilibrium price of tennis rackets will increase.
B. The equilibrium price of tennis rackets will decrease.
C. The quality of tennis rackets will improve.
D. The equilibrium quantity of tennis rackets will increase.E. the equilibrium quantity of tennis rackets will decrease.
If market failures exist, which of the following is true?
A. Government intervention in economic activities will not improve on market outcomes.
B. Markets fail to produce any goods and services, so communism is necessary.
C. The marginal benefits of production are greater than marginal costs, regardless of price.
D. The equilibrium price and quantity determined by markets are not socially optimal.
E. More public goods are produced than private goods.
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