(2006)
The Quarterly Journal of Economics, Vol. 112, No. 4. (1997), pp. 1163-1202.
Public Choice, Vol. 50, No. 1. (1986), pp. 5-25.
Journal of Public Economics, Vol. 89, No. 7. (July 2005), pp. 1277-1303.
Journal of Economic Theory, Vol. 115, No. 1. (2004)
Journal of Public Economics, Vol. 89, No. 5-6. (2005)
(2000)
(1998)
(2005)
Studies in Nonlinear Dynamics and Econometrics, Vol. 8, No. 3. (2004)
Journal of Economic Literature, Vol. 36, No. 2. (1998), pp. 861-902.
World Development, Vol. 21, No. 7. (July 1993), pp. 1085-1100.
Operations Research, Vol. 14, No. 2. (1966), pp. 267-278.
New York: Springer-Verlag, 1996. (1996)
World Development, Vol. 29, No. 12. (December 2001), pp. 1987-2006.
(1996)
(2003)
The Lancet, Vol. 359, No. 9318. (2002), pp. 1635-1642.
Proceedings of the World Bank Conference on Development Economics, 2001/2002 (2002), pp. 221-41.
The American Economic Review, Vol. 91, No. 2. (2001), pp. 73-78.
Unpublished Manuscript (July 2006)
(September 2002)
Discussion Paper (December 2002)
Human Organization, Vol. 60, No. 2. (2001), pp. 178-188.
(2002)
Economic Development and Cultural Change, Vol. 47, No. 4. (1999), pp. 871-897.
Unpublished Manuscript (August 2007)
African Journal of AIDS Research, Vol. 1, No. 2. (2002), pp. 87-95.
Unpublished Manuscript (November 2005)
Development Update, Vol. 4, No. 4. (2003), pp. 1-32.
GREQAM (Groupement de Recherche en Economie Quantitative dAix-Marseille) Working Papers, Vol. 32 (2005)
The Review of Economic Studies, Vol. 69, No. 1. (2002), pp. 209-244.
Econometrica, Vol. 62, No. 3. (1994), pp. 539-591.
(1997)
The American Economic Review, Vol. 75, No. 4. (1985), pp. 656-675.
Teachers College, Columbia University, New York (2004)
Economic Development and Cultural Change, Vol. 50, No. 1. (2001), pp. 101-130.
The Journal of Human Resources, Vol. 25, No. 4. (1990), pp. 635-664.
Working Paper (February 2007)
Journal of Monetary Economics, Vol. 45, No. 2. (2000), pp. 361-397.
(2001)
Working Paper (January 2006)
Working Paper (July 2007)
American Journal of Agricultural Economics, Vol. 69, No. 3. (1987), pp. 626-638.
(1995)
(2006)
Population and Development Review, Vol. 19, No. 3. (1993), pp. 431-466.
Policy Research Working Paper, Vol. 3069 (2003)
No. 3179. (December 2003)
Journal of Development Economics, Vol. 55, No. 2. (April 1998), pp. 307-331.