哪位能帮我解决这个问题:为什么在运行xtgls命令的时候会出现这样的结果啊?
year is not regularly spaced or does not have intervals of delta -- use
the force option to treat the intervals as though they were regular
r(459);
真的非常感谢啊!
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楼主: henlengirl
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9404
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[面板数据求助] xtgls |
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院士 12%
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