求翻译：其次，为了验证家庭代际效应的工作搜寻渠道是否成立，即检验影响大学生就业工资的因素是否通过家庭背景内生，本文选取了treatment effects模型。这一模型也称为政策效应模型，专门用于检验一个二元政策变量（取1和0）对因变量的影响，是否内生于其他外生变量。模型表述如下：是什么意思？

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Secondly, in order to validate your family intergenerational effects of the channel is set up, search for the testing of impact student employment wage factor on whether or not within the context of the family, this article has been selected treatment effects model. This model is also known as effec

Next, in order to confirm the family generation of border effect the work search channel whether establishes, namely the examination affects the university student to get employed the wages factor whether lives through the family background in, this article has selected treatment the effects model.T

Secondly, in order to verify that the intergenerational effects of family search channels are set up, test whether the influencing factors of college students employment wages by family background, select model of treatment effects in this article. This model is also known as policy effects model, d

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