TY  - JOUR
TI  - Estimation and Inference in Two-Step Econometric Models
AU  - Kevin Murphy
AU  - Robert Topel
JO  - Journal of Business and Economic Statistics
PY  - 2002
VL  - 20
IS  - 1
DO  - 10.1198/073500102753410417
UR  - https://doi.org/10.1198/073500102753410417
ER  -