TY  - BOOK
AU  - Mckenzie, David J
TI  - Paper walls are easier to tear down
T2  - World Bank policy research working papers
AV  - IBRD(08)PRWP/3783 
PY  - 2005///
CY  - Washington, D. C
PB  - World Bank
KW  - AFRICA--ECONOMIC CONDITIONS
KW  - LEGAL BARRIERS--RESEARCH
KW  - MIGRATION POLICIES--RESEARCH
ER  -