TY  - BOOK
AU  - Heckman, James J
AU  - Leamer, Edward E.
TI  - Handbook of Econometrics
SN  - 0-444-50631-4
PY  - 2007///
CY  - Amsterdam et al., 
PB  - Elsevier
KW  - Econometrics
KW  - handbook
UR  - https://www.sciencedirect.com/handbook/handbook-of-econometrics/vol/6/part/PA
ER  -