Karacaovali, Baybars Productivity matters for trade policy : theory and evidence / Baybars Karacaovali - Washington DC : The World Bank (WB) , 2006 - 54p. : ill. ; 25 cm. - Policy Research Working Paper No. 3925 . Subjects--Topical Terms: developing countriesEmploymentDemandTrade policy Gov. Doc. Class. No.: UN WB PRWP-3925