TY  - BOOK
AU  - Bernard, Andrew B et al
AU  - National Bureau Of Economic Research
TI  - The Margins of U.S. Trade (Long Version)
PY  - 2009///
CY  - Cambridge
PB  - NBER
UR  - http://elibrary.igidr.ac.in/e-library/working papers/NBER/2009/E340.pdf
ER  -