1. The Statistics of Changes in Higher Education: From 5.31 Educational Policy Reform, 1995 to 2010;Ahn,2011
2. Missing Data;Allison,2002
3. Mostly Harmless Econometrics: An Empiricist’s Companion;Angrist,2009
4. Why Does College Cost So Much?;Archibald,2010
5. Passing the Torch: Does Higher Education for the Disadvantaged Pay Off across the Generations?;Attewell,2007