【单选题】以下说法正确的是( )。
A.
基础利率是债券利率的替代物,是投资于债券的机会成本
B.
在市场总体利率水平上升时,债券的收益率水平应下降,从而使债券的内在价值降低
C.
通货膨胀的存在可能使投资者从债券投资中实现的收益不足以抵补由于通货膨胀而造成的购买力损失
D.
当投资者投资于某种外币债券时,本币的贬值会造成债券的内在价值降低
【判断题】English vowels consist of 12 monophthongs and 8 diphthongs.
【单选题】On the issue of plutonium, the US feels
A.
satisfied with the current civilian use of the element.
B.
the destruction of nuclear arms surpasses civilian production.
C.
content to export its own spent nuclear fuel.
D.
the current levels of production should be decreased.
【单选题】If Y is output, K is capital, u is the fraction of the labor force in universities, L is labor, and E is the stock of knowledge, and the production Y = F(K,(1 – u) EL) exhibits constant returns to sca...
【单选题】In 1900, the United States ranked first in the world in the production of______.
【判断题】There are three centring diphthongs and five closing diphthongs in English.
【简答题】民警提高重心,抚肘、折腕、上提嫌疑人左臂的同 时,进行语言控制“ ”。嫌疑人双膝跪地后,民警迅速 。