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stata面板数据怎样做一阶差分

2025-03-16 22:31:57

推荐回答（1个）

回答1：

如果是连贯的时间序列
tsset date
gen d_price = d.price // 一阶差分

如果不连贯
gen date_c = _n
tsset date_c
gen d_price = d.price

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