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== Estimation ==

== Estimation ==

Depending on the data and its underlying circumstances, many methods can be used to estimate the ATE. The most common ones are:

Depending on the data and its underlying circumstances, many methods can be used to estimate the ATE. The most common ones are:

根据数据及其基本情况，可以使用许多方法来估计 ATE。最常见的是:

根据数据及其潜在环境，可以使用许多方法来估计ATE。最常见方法是:

 

 

*[[Regression discontinuity design|Regression discontinuity designs]]

* 自然实验 Natural experiment

* [[Propensity score matching]]

* 双重差分模型 Difference in differences

* [[Instrumental variables estimation]]

* 断点回归设计 Regression discontinuity design

== An example ==

== An example ==