TY  - JOUR
TI  - Identification and Estimation of Local Average Treatment Effects
AU  - Guido W. Imbens
AU  - Joshua D. Angrist
JO  - Econometrica
PY  - 1994
VL  - 62
IS  - 2
DO  - 10.2307/2951620
UR  - https://doi.org/10.2307/2951620
ER  -