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【单选题】
PLC的工作过程是一个 的过程。A.
不断循环扫描
B.
依次扫描
C.
扫描
D.
顺序扫描
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举一反三
【单选题】The HO model assumes that ________ are identical between countries.
A.
tastes
B.
technology sets
C.
factor endowments
D.
Both A and B
【单选题】In the HO model, the production possibility frontier is bowed out due to the assumption of
A.
identical tastes.
B.
different factor intensities in the production of the two goods.
C.
increasing returns to scale.
D.
Two of the above.
【简答题】( )是高钾血症最主要的原因。
【单选题】The assumption of increasing opportunity costs in the HO model increases the likelihood that
A.
there will be incomplete specialization in production after trade begins.
B.
countries will be better off with free international trade.
C.
countries will maximize their standards of living from free international trade.
D.
All of the above.
【单选题】The HO model rules out the classical model's basis for trade by assuming that ________ is (are) identical between countries.
A.
factor endowments
B.
factor intensities
C.
technology
D.
opportunity costs
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