![](/img/cover-not-exists.png)
Optimal Multilevel Matching in Clustered Observational Studies: A Case Study of the Effectiveness of Private Schools Under a Large-Scale Voucher System *
Zubizarreta, José R., Keele, LukeLanguage:
english
Journal:
Journal of the American Statistical Association
DOI:
10.1080/01621459.2016.1240683
Date:
October, 2016
File:
PDF, 1.12 MB
english, 2016