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1.For example, neon lamp in one plaza has been set like this: self-color effect from Monday to Friday, while true color on Saturday and Sunday.
例如，某大厦的霓虹灯设置为：周一～周五为单色效果，周六、周日为全彩效果。收藏指正
2.In order to examines the day of the week effect during the five trading days, we introduce five dummy variables which denote Monday to Friday respectively.
周内效应检验的是周一到周五这五个交易日里收益率的波动情况,为判断其差异是否显著,本文引入虚拟变量(dummy variables). 在弱检验的形式上,本文发现沪深股市在发展过程中均存在一定的周内效应。收藏指正
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