zouzhekang/YJYpaper

数据错误节4.横坐标异常(第二十页图 2.8、图2.9)的修正

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#140 opened on Aug 2, 2025

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Description

这里的问题不是横坐标异常，事件研究法要求选择一个时间点作为基期设定为0，在图中可以省略该期。图2.8的问题是如果选择了省略的作为基期，那么最后一期为什么没有置信区间，如果最后一期是基期，为什么少了一期。图2.9的问题是基期不见了，看起来最像基期的最后一期有两个点和一个置信区间。应该不止是算数据错误，算图表造假。

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Research direction
Review the cited figures (Figure 2.8 and 2.9) in the paper to verify the x axis anomaly and missing confidence intervals. Compare with standard event study plots.
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datadocumentation
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Bug
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1
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Under 1 hour
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Clear
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90