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问题 多项选择题

12366纳税服务热线以自动语音和人工座席为主要方式，涵盖（）等服务功能。

A、纳税咨询

B、涉税举报

C、投诉监督

D、建议意见

答案

参考答案：A, B, C, D

名词解释

电动机的功率因数
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单项选择题

Consider a bond , par value $100 , that pays an annual coupon of 5 percent and that has three years remaining until maturity. Suppose the term structure of interest rates is flat at 6 percent. How much does the bond price change if the term structure of interest rates shifts down by 1 percent instantaneously（）

A. -2.67.

B. 2.67.

C. 0.00.
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