通过转移矩阵、回归和相关系数，同时考察了父子间以及父女间的收入变动情况。

We examine earnings mobility among pairs of fathers and sons as well as fathers and daughters using both mobility matrices and regression and correlation coefficients.

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在对这些参数进行估计时，将得分矩阵分别采用得分率、通过率、相关系数、猜测率进行降维处理。

The dimension of Scoring matrixes X is descended by using scoring rate or passing rate or coefficient of correlation or guess rate when estimating those item parameters.

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在对这些参数进行估计时，将得分矩阵分别采用得分率、通过率、相关系数、猜测率进行降维处理。

The dimension of Scoring matrixes X is descended by using scoring rate or passing rate or coefficient of correlation or guess rate when estimating those item parameters.

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