Raballand, Gael How do differing standards increase trade costs? the case of pallets by Gael Raballand; Enrique Aldaz-Carroll - Washington, D. C.: World Bank 2005 - 20 pages : illustrations - Policy Research Working Paper . Subjects--Topical Terms: TRADE POLICY--ZIMBABWETRANSPORTATION--PALLETS LC Class. No.: IBRD(08)PRWP/3519