6
by Campante, Filipe R.
Published 2004
World Bank

16
by Ferreira, Francisco H. G.
Published 1997
World Bank, Office of the Chief Economist for East Asia and Pacific

17
by Ferreira, Francisco H. G.
Published 1998
World Bank, Poverty Reduction and Economic Management Network, Poverty Reduction Group

18
by Bourguignon, François
Published 2002
World Bank, Poverty Team, Development Research Group