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Did the 2007 Legal Arizona Workers Act Reduce the State's Unauthorized Immigrant Population?
illegal unauthorized undocumented immigration Hispanic Arizona
2012/10/30
We test for an effect of Arizona’s 2007 Legal Arizona Workers Act (LAWA) on the proportion of the state population characterized as foreign-born, as non-citizen, and as non-citizen Hispanic. We use th...
Does Charter School Attendance Improve Test Scores?Comments and Reactions on the Arizona Achievement Study
Charter School Attendance Test Scores the Arizona Achievement Study
2009/11/5
This note raises some questions about the interpretation of the results reported and some questions about the empirical approach and underlying data. First, the report relies on a 2-x-2 evaluation des...