@article{Angrist2003Randomized,
address = {Cambridge, Mass.; Cambridge, Mass},
author = {Joshua D. Angrist},
copyright = {http://www.econstor.eu/dspace/Nutzungsbedingungen},
journal = {NBER Reporter Online},
keywords = {330},
language = {eng},
number = {Summer 2003},
pages = {11-14},
publisher = {NBER},
title = {Randomized trials and quasi-experiments in education research},
url = {http://hdl.handle.net/10419/61828},
year = {2003}
}
