Milanovic, Branko Half a world : regional inequality in five great federations / Branko Milanovic - Washington DC : World Bank(WB) , 2005 - 51p. : ill. ; 25 cm. - Policy research working paper No. 3699 . Includes bibliographical references and index. Subjects--Topical Terms: Economic inequality Gov. Doc. Class. No.: UN WB PRWP-3699