可同学2020-02-16 13:08:37
老师,第5题为啥是BPT?
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Peter F2020-02-17 18:36:53
同学,你好:这是 behavioral portfolio theory 的定义,即 In behavioral portfolio theory, however, investors construct their portfolios in layers and expectations of returns and attitudes toward risk vary between the layers,在这道题中,上涨 15% 就卖,下跌 25% 就买,这可以理解为一种分类。
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