Is the US stock market becoming weakly efficient over time? Evidence from 80-year-long data 期刊界 All Journals 搜尽天下杂志传播学术成果专业期刊搜索期刊信息化学术搜索

Is the US stock market becoming weakly efficient over time? Evidence from 80-year-long data

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收稿时间：	2012-05-14
修稿时间：	2012-06-13
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