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Brocolli · 2024年08月04日

如果选项里有recency bias,请问要选哪个呢

* 问题详情,请 查看题干

NO.PZ201805280100000105

问题如下:

5. Koval’s attitude toward emerging markets equity reflects which of the following behavioral biases?

选项:

A.

Hindsight bias

B.

Availability bias

C.

Illusion of control

解释:

B is correct.

Availability bias is an information- processing bias in which people take a mental shortcut when estimating the probability of an outcome based on how easily the outcome comes to mind. On the basis of the losses incurred by his family trust during the recent economic crisis, Koval expresses a strong preference for avoiding the emerging markets equity asset class. Such behavior is consistent with availability bias, where investors who personally experience an adverse event are likely to assign a higher probability to such an event occurring again.

考点:behavioral biases in asset allocation

解析:Availability bias指的是用最容易想到的信息做投资决策,没有全面地分析所有信息。Koval基于家族信托近期遭受的巨额亏损来作出判断,因此体现的是Availability bias。

如题

1 个答案

Lucky_品职助教 · 2024年08月04日

嗨,努力学习的PZer你好:


同学你好:


现在三级没有行为金融这个科目,但是在AA这个科目中,还是会讨论行为偏差对资产配置决策的影响。而这些行为偏差中,是有representative bias的,只不过在AA这个科目的教材编写中,representative bias和recency bias这两个名词是可以通用的,表达的是一个意思。

我们在之后的做题中,关于这个知识点,是有可能出现representative bias,也有可能出现recency bias,同学只要清楚它俩是一个意思就好。但是同学放心,不会在选项中,同时出现representative bias 和 recency bias。

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