Social Policy and Middle Class
- "Hacia nuevas políticas sociales en América Latina: crecimiento, clases medias y derechos sociales", Revista de la CEPAL, No. 87, pp: 45-60, Diciembre 2005.
- "Social Protection and Asset Accumulation by the Middle Class and the Poor in Latin America", chapter 7, in Reducing Global Poverty. The Case for Asset Accumulation, edited by Carolina O. N. Moser, Brookings Institution Press, pp: 122-133, 2007.