Foundations of Social Science Research Download VCR Afternoon Lecture Ignorability, Selection Bias, and Causal Inference 3 4 README 附註: PDA檔 ZIP檔 EXE檔 Power Point檔 SPSS檔 Day 1 (2008/7/5 Saturday) 5. 謝宇（2007）〈因果推理〉。收錄於謝宇著，《社會學方法與定量研究》，第4章。北京：社會科學文獻出版社。 6. Brand, Jennie E. and Yu Xie (2007) “Who Benefits Most From College? Evidence for Negative Selection in Heterogeneous Economic Returns to Higher Education.” California Center for Population Research On-Line Working Paper CCPR-033-07.