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【单选题】
对射血分数描述错误的是A.
也能反映心室泵血的功能
B.
是每搏输出量占心室舒张末期容积的百分比
C.
正常人在安静状态下，射血分数为55%～65%
D.
在早期比每搏输出量更能反映心脏泵血功能是否异常
E.
射血分数如果低于50%，则表示有严重的心力衰竭
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【判断题】The misperceptions theory explains why the long-run aggregate supply curve is downward sloping.
A.
正确
B.
错误
【单选题】The misperceptions theory of the short-run aggregate supply curve says that if the price level is higher than people expected, then some firms believe that the relative price of what they produce has ...
A.
decreased, so they increase production.
B.
decreased, so they decrease production.
C.
increased, so they increase production.
D.
increased, so they decrease production.
【简答题】Misperceptions and cognitive biases
typically arise out of ____________ ____________ as negotiators gather and
process information.
【简答题】What are the two misperceptions people often have on hard choices? Answer: All hard choices are [填空1]. Additionally, hard choices are hard, because people are [填空2] .
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