Sample Characteristics.
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资源简介：
Source: German Socio-Economic Panel, pooled data for 2006 and 2012. Abbreviations: SDT—Symbol-Digit Test (cognition); PCS—composite score physical health; MCS—composite score mental health. The PCS, MCS, and SDT scores have been z-standardized with a mean of 50 and a SD of 10. Sample Characteristics.
创建时间：
2015-08-31
