V2EX balanced panel

Balanced Panel

释义 Definition

均衡面板(数据):在面板数据(panel data)中,每个个体/单位在所有时间点都有观测值,因此数据在时间维度上“完整无缺口”。(相对概念:unbalanced panel 非均衡面板,存在缺失期或不完整追踪。)

发音 Pronunciation (IPA)

/blnst pnl/

例句 Examples

A balanced panel has the same number of observations for every firm each year.
均衡面板指的是每家公司在每一年都有相同数量的观测值。

Using a balanced panel can simplify estimation because each individual is observed in every period, reducing complications from missing data.
使用均衡面板可以简化估计过程,因为每个个体在每个时期都有观测,从而减少缺失数据带来的复杂性。

词源 Etymology

balanced 来自 balance(平衡),其词源可追溯到中古法语 balance,与“秤、天平”相关,后来引申为“保持均衡、相等”。panel 来自中古法语 panel / panneau,更早与拉丁语 pannus(布片)有关,原指一块“板/片”,在现代学术语境中常用于指“(数据)面板”或“(专家)小组”。合起来 balanced panel 在计量经济学与统计学中专指“时间维度完整的面板数据”。

相关词 Related Words

文学与著作 Literary Works

该词组多见于学术与教材(而非文学小说),例如:

  • Baltagi, **Econometric Analysis of Panel Data**(面板数据计量分析中讨论 balanced vs. unbalanced panel)
  • Greene, **Econometric Analysis**(计量经济学教材中涉及面板数据结构与均衡面板)
  • Wooldridge, **Econometric Analysis of Cross Section and Panel Data**(系统讲解面板数据与均衡面板设定)
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