题目内容

In common law systems, judges generally have no power to change the written laws, but instead are limited to application and enforcement of those written laws of their country.

A. 对
B. 错

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In U.S.A., laws concerning contracts, or injuries to persons are usually state laws-laws passed in each of the fifty states.

A. 对
B. 错

按照国家分配的观点,()是财政产生的首要条件。

A. 国家的产生
B. 市场失灵
C. 收不抵支
D. 生产力的发展和剩余产品的出现

市场失灵的主要表现领域( )

A. 企业经营不善
B. 垄断
C. 外部效应
D. 收入分配不公
E. 经济波动

单位冲激信号δ(t)的频谱函数是

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