投资者的投资策略的制定与市场是否有效有密切的关系。一般说来,相信市场有效的人会采取被动投资策略。()
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某投资者投资10000美元购买区间投资的欧元美元外汇挂钩理财产品,交易区间为欧元美元1526~2239,投资期3个月,约定的潜在回报率为467%,最低回报率为0,当投资期结束时,汇率始终在1833~2195区间波动,则该投资者获得总回报为()美元。
A. 10000
B. 10146.7
C. 10183.3
D. 10219.5
卜先生,40岁,患慢性肾功能衰竭,近日恶心、呕吐,进食明显减少,并伴有尿少,血清钾增高达10.2mmol/L,在病情观察时,须警惕可能出现
A. 休克
B. 心力衰竭
C. 严重心律失常
D. 昏迷
E. 抽搐
Home ownership would be far more inviting if
A. tax-evasion were rampant.
B. the real value of mortgages were lost.
C. renting a house were baffling.
D. inflation were out of control.
The text indicates that the Canadian airport officials seem to have______.
A. taken effective measures to solve the car-theft problem
B. overestimated the seriousness of the car-theft problem
C. failed to give proper attention to the car-theft problem
D. realized the seriousness of the car-theft problem