The study examined whether students in Milwaukee who use a voucher to attend private school have greater mathematics and reading achievement than students who attend public schools.
The authors found no significant differences between math and reading achievement of students who used a voucher to attend private school and comparison students from Milwaukee Public Schools.
Witte, J. F., Cowen, J. M., Fleming, D. J., Wolf, P. J., Condon, M. R., & Lucas-McLean, J. (2010). The MPCP Longitudinal Educational Growth Study third year report (SCDP Milwaukee Evaluation Report #15). Fayetteville: University of Arkansas, School Choice Demonstration Project.