TY  - BOOK
AU  - Helpman,  Elhanan
ED  - National Bureau of Economic Research
TI  - Foreign trade and investment: Firm-level perspectives 
T2  - NBER Working Paper
PY  - 2013///
CY  - Cambridge
PB  - NBER
KW  - NBERWP 19057
KW  - E9925.pdf
UR  - http://elibrary.igidr.ac.in/e-library/working papers/NBER/2013/E9925.pdf
ER  -