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【单选题】
甲公司与乙公司在2×07年11月签订了一份不可撤销的销售合同,双方约定,2×08年4月20日,甲公司应按每台30万元的价格公司提供A设备10台。2×07年12月31日,甲公司A设备成本为392万元,数量为14台,甲公司销售A设备的销售税费为0.12万元/台;向其他客户销售的销售税费为0.1万元/台。2×07年12月31日该设备市场销售价格为28万元/台,存货跌价准备账户的余额为0.2万元,甲公司应计提的跌价准备为( )万元。A.
0.4
B.
0.2
C.
18.8
D.
18.4
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举一反三
【单选题】What characteristic of the endogenous growth model is crucial in giving the possibility of sustained growth?
A.
It is embodied in people.
B.
It has constant returns to scale in production.
C.
It takes time to accumulate it.
D.
It grows at the same rate as consumption.
【单选题】下列关于酶的活性中心的叙述正确的是 （ ）
A.
活性中心内有催化基团和结合基团
B.
活性中心只是必需基团的作用，与整个酶分子无关
C.
所有的必需基团均存在于活性中心内
D.
活性中心的构象不用与底物分子相适应
E.
酶的必需基团均与底物直接相作用
【单选题】The endogenous growth model predicts that
A.
there is convergence in incomes per capita across countries.
B.
output per capita is constant.
C.
rich countries will always become poor.
D.
differences in per capital incomes across countries persist forever.
【单选题】In the endogenous growth model presented in the text, an increase in the efficiency of human capital accumulation
A.
increases the growth rate of human capital and increases the growth rate of output.
B.
increases the growth rate of human capital and decreases the growth rate of output.
C.
decreases the growth rate of human capital and increases the growth rate of output.
D.
decreases the growth rate of human capital and decreases the growth rate of output.
【单选题】In the endogenous growth model, workers divide their time between market work and
A.
accumulating physical capital.
B.
accumulating human capital.
C.
trying to invent new production processes.
D.
work at home.
【单选题】In the Solow growth model, technological change is ______, whereas in endogenous growth theories, technological change is ______.
A.
assumed; explained
B.
explained; assumed
C.
persistent; constant
D.
constant; persistent
【单选题】下列关于酶的活性中心的叙述正确的是（）
A.
所有的酶都有活性中心
B.
所有酶的活性中心都含有辅酶
C.
酶的必需集团都位于活性中心之内
D.
所有抑制剂都作用与酶的活性中心
E.
所有酶的活性中心都含有金属离子
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