按照资金筹集和运用是否直接作用于房地产实物资产划分，房地产投资分为房地产直接投资和()投资。
A. 投资选择的多样性
B. 投资变现的复杂性
C. 房地产间接
D. 投资过程的综合性
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下列选择项中，不属于房地产投资特点的是()。
A. 投资选择的多样性
B. 投资价值的附加性
C. 投资区域的差异性
D. 投资预期的可预料性
Increasing the inductance level for filter type 3 has the effect of:
A. increasing the output amplitude of the electrical circuit.
B. decreasing the average frequency of sine waves that pass through the circuit.
C. reducing the range of sine-wave frequencies that pass through the circuit.
D. increasing the output frequency of the electrical circuit.
Which of the following best explains why a type 3 filter was selected for experiments 2
A. The frequency response varied more widely when filter type 3 was used than when either Filter type 1 or Filter type 2 was used.
B. Filter type 3 contains a ground and was therefore the safest of the three types of filters to experiment with.
C. Filter type 3 is the only one among the three that contains an inductor.
D. Input voltage could be more easily regulated using a type 3 filter than using either a type 1 or type 2 filter.
下列关于蒙特卡罗模拟法的说法，正确的是()。
A. 不能处理时间变异的非正态分布
B. 模拟所需的样本数较小
C. 需要繁杂的电脑技术和大量的复杂抽样
D. 不涵盖非线性资金头寸的价格风险
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