V2EX unbalanced panel

Unbalanced Panel

Definition(释义)

(计量经济学/统计学)非平衡面板(数据):指面板数据中,不同个体(如公司、个人、国家等)被观测到的时间期数不相同,或存在缺失期(missing periods),因此各个体的时间序列长度不一致。

Pronunciation(发音)

/nblnst pnl/

Examples(例句)

We have an unbalanced panel because some firms entered the market later.
由于有些公司较晚进入市场,我们的数据是非平衡面板。

Using an unbalanced panel, the study estimates wage dynamics while accounting for attrition and intermittent missing observations.
该研究使用非平衡面板,在考虑样本流失与间歇性缺失观测的情况下估计工资变化规律。

Etymology(词源)

unbalanced 由 *un-*(否定前缀,“不/非”)+ balanced(“平衡的”)构成;panel 在统计学语境中指“对同一组个体进行跨期跟踪的一组数据/样本”。合起来 unbalanced panel 字面即“非平衡的面板(数据)”,强调“每个个体的观测期数不一致”。

Related Words(相关词)

Literary Works(文学与名著/经典著作中的用例)

  • Jeffrey M. Wooldridge, Econometric Analysis of Cross Section and Panel Data(讨论非平衡面板与相关估计方法)
  • Badi H. Baltagi, Econometric Analysis of Panel Data(面板数据基础与非平衡面板处理)
  • Rainer Winkelmann, Econometric Analysis of Count Data(在计数数据与面板场景中常涉及非平衡面板设定)
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