TY  - BOOK
AU  - Baller, Silja
TI  - Trade effects of Regional standards liberalization: a heterogeneous firms approach
T2  - World Bank policy research working papers
AV  - IBRD(08) 
PY  - 2007///
CY  - Washington, D. C.
PB  - World Bank
KW  - TRADE LIBERALIZATION--RESEARCH
ER  -