JM Cowen - Policy Studies Journal, 2008 - Wiley Online Library

School choice as a latent variable: Estimating the “complier average causal effect” of vouchers in Charlotte.

NSF Scholarships in Science, Technology, Engineering, and Mathematics AND Program Evaluation

Cowen

GSID: mbVudh0Iv-cJ

Excerpt

Randomized field trials of school voucher policy interventions face major statistical hurdles in the measurement of a voucher effect on student achievement. Selection bias undermines …