TY  - JOUR
AU  - Baldwin, R
AU  - Harrigan, R
TI  - Zeros, quality, and space. trade theory and trade evidence
TS  - trade theory and trade evidence
VL  - 3
PY  - 2011
IS  - 2
SP  - 60
EP  - 88
UR  - https://m2.mtmt.hu/api/publication/21420571
ID  - 21420571
LA  - English
DB  - MTMT
ER  -