NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

NBER Working Papers by Pei Zhu

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Working Papers

January 2003Another Look at the New York City School Voucher Experiment
with Alan B. Krueger: w9418
This paper reexamines data from the New York City school choice program, the largest and best implemented private school scholarship experiment yet conducted. In the experiment, low-income public school students in grades K-4 were eligible to participate in a series of lotteries for a private school scholarship in May 1997. Data were collected from students and their parents at baseline, and in the Spring of each of the next three years. Students with missing baseline test scores, which encompasses all those who were initially in Kindergarten and 11 percent of those initially in grades 1-4, were excluded from previous analyses of achievement, even though these students were tested in the follow-up years. In principle, random assignment would be expected to lead treatment status to be uncor...

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